T W Reader geological photographs, long excursions 1914. Part 1 - index, GA 'Carreck Archive': Difference between revisions
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| [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802461.jp2&y=305&x=389 Page 15]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392433 P804117] || Dennis Scale. North Cornwall, April 10th 1914. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802461.jp2&y=305&x=389 Page 15]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392433 P804117] || Dennis Scale. North Cornwall, April 10th 1914. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392434 P804118] || Tintagel. North Cornwall, April 11th 1914. Trevena Valley and Keep of King Arthur's Castle. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802463.jp2&y=305&x=391 Page 17]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392434 P804118] || Tintagel. North Cornwall, April 11th 1914. Trevena Valley and Keep of King Arthur's Castle. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392435 P804119] || Tintagel. North Cornwall, April 11th 1914. Tintagel Haven and Waterfall from the top of the Island. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802463.jp2&y=305&x=391 Page 17]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392435 P804119] || Tintagel. North Cornwall, April 11th 1914. Tintagel Haven and Waterfall from the top of the Island. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392436 P804120] || Tintagel. North Cornwall, April 11th 1914. Tintagel Island. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802463.jp2&y=305&x=391 Page 17]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392436 P804120] || Tintagel. North Cornwall, April 11th 1914. Tintagel Island. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392437 P804121] || Tintagel. North Cornwall, April 11th 1914. The Waterfall - Tintagel. Added note: Woolgarden phyllites, Thrust, lava. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802463.jp2&y=305&x=391 Page 17]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392437 P804121] || Tintagel. North Cornwall, April 11th 1914. The Waterfall - Tintagel. Added note: Woolgarden phyllites, Thrust, lava. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392438 P804122] || Tintagel. North Cornwall, April 11th 1914. King Arthur's Castle The Dining Hall showing wall built to rock. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802465.jp2&y=305&x=393 Page 19]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392438 P804122] || Tintagel. North Cornwall, April 11th 1914. King Arthur's Castle The Dining Hall showing wall built to rock. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392439 P804123] || Tintagel. North Cornwall, April 11th 1914. King Arthur's Castle The Dining Hall. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802465.jp2&y=305&x=393 Page 19]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392439 P804123] || Tintagel. North Cornwall, April 11th 1914. King Arthur's Castle The Dining Hall. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392440 P804124] || Tintagel. North Cornwall, April 11th 1914. King Arthur's Castle and Keep. Added note: Woolgarden phyllites, Barras Nose Beds, Lava, Keep on Barras Nose Beds / Woolgarden beds, Tredorn beds. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802465.jp2&y=305&x=393 Page 19]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392440 P804124] || Tintagel. North Cornwall, April 11th 1914. King Arthur's Castle and Keep. Added note: Woolgarden phyllites, Barras Nose Beds, Lava, Keep on Barras Nose Beds / Woolgarden beds, Tredorn beds. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392441 P804125] || Tintagel. North Cornwall, April 11th 1914. Tintagel Castle showing the Overthrust. Added note: King A's castle, The Overthrust, Merlin's Cave. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802465.jp2&y=305&x=393 Page 19]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392441 P804125] || Tintagel. North Cornwall, April 11th 1914. Tintagel Castle showing the Overthrust. Added note: King A's castle, The Overthrust, Merlin's Cave. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392442 P804126] || Tintagel. North Cornwall, April 11th 1914. Section of Woolgarden Pyllites. Added note: Keep, Barras Nose Beds, Woolgarden Phyllites, Thrust, Trambley Cove Bed, Lava. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802467.jp2&y=305&x=395 Page 21]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392442 P804126] || Tintagel. North Cornwall, April 11th 1914. Section of Woolgarden Pyllites. Added note: Keep, Barras Nose Beds, Woolgarden Phyllites, Thrust, Trambley Cove Bed, Lava. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392443 P804127] || Tintagel. North Cornwall, April 11th 1914. The Waterfall from the Interior of Merlin's Cave. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802467.jp2&y=305&x=395 Page 21]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392443 P804127] || Tintagel. North Cornwall, April 11th 1914. The Waterfall from the Interior of Merlin's Cave. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392444 P804128] || Tintagel. North Cornwall, April 11th 1914. Entrance to Merlin's Cave. Added note: Crush Zone at Thrust Plane. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802467.jp2&y=305&x=395 Page 21]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392444 P804128] || Tintagel. North Cornwall, April 11th 1914. Entrance to Merlin's Cave. Added note: Crush Zone at Thrust Plane. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392445 P804129] || Tintagel. North Cornwall, April 11th 1914. The interior of Merlin's Cave showing the complete perforation of the Rock. Added note: Thrust Plane. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802467.jp2&y=305&x=395 Page 21]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392445 P804129] || Tintagel. North Cornwall, April 11th 1914. The interior of Merlin's Cave showing the complete perforation of the Rock. Added note: Thrust Plane. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392446 P804130] || Tintagel Haven. North Cornwall, April 11th 1914. Added note: Woolgarden phyllites, Barras Nose Beds, Lava, Keep on Barras Nose Beds / Woolgarden beds, Tredorn beds. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802469.jp2&y=305&x=397 Page 23]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392446 P804130] || Tintagel Haven. North Cornwall, April 11th 1914. Added note: Woolgarden phyllites, Barras Nose Beds, Lava, Keep on Barras Nose Beds / Woolgarden beds, Tredorn beds. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392447 P804131] || Tintagel Haven. North Cornwall, April 11th 1914. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802469.jp2&y=305&x=397 Page 23]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392447 P804131] || Tintagel Haven. North Cornwall, April 11th 1914. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392448 P804132] || Barras Nose. North Cornwall, April 11th 1914. Added note: Magnetite Rock at base of lava, Barras Nose Beds. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802469.jp2&y=305&x=397 Page 23]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392448 P804132] || Barras Nose. North Cornwall, April 11th 1914. Added note: Magnetite Rock at base of lava, Barras Nose Beds. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392449 P804133] || Barras Nose. North Cornwall, April 11th 1914. Added note: Magnetite Rock, Lava, Barras Nose Beds. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802469.jp2&y=305&x=397 Page 23]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392449 P804133] || Barras Nose. North Cornwall, April 11th 1914. Added note: Magnetite Rock, Lava, Barras Nose Beds. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392450 P804134] || North Cornwall, April 11th 1914. Magnetite in Rock Barras Nose. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802471.jp2&y=305&x=399 Page 25]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392450 P804134] || North Cornwall, April 11th 1914. Magnetite in Rock Barras Nose. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392451 P804135] || North Cornwall, April 11th 1914. Magnetite Rock Barras Nose. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802471.jp2&y=305&x=399 Page 25]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392451 P804135] || North Cornwall, April 11th 1914. Magnetite Rock Barras Nose. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392452 P804136] || Gullastern Bay. North Cornwall, April 11th 1914. Added note: Cambeak, Short Island, Long Island, Willapark, The Bossiney Sisters. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802473.jp2&y=305&x=401 Page 27]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392452 P804136] || Gullastern Bay. North Cornwall, April 11th 1914. Added note: Cambeak, Short Island, Long Island, Willapark, The Bossiney Sisters. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392453 P804137] || Gullastern Bay. North Cornwall, April 11th 1914. Added note: Bossinney [sic] Sisters, Willapark. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802473.jp2&y=305&x=401 Page 27]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392453 P804137] || Gullastern Bay. North Cornwall, April 11th 1914. Added note: Bossinney [sic] Sisters, Willapark. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392454 P804138] || Trevalga Cliffs. North Cornwall, April 11th 1914. Added note: Saddle Rocks Trambley Cove Beds, Lava, Pliocene Shelf, Long Island, Tredorn phyllites. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802473.jp2&y=305&x=401 Page 27]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392454 P804138] || Trevalga Cliffs. North Cornwall, April 11th 1914. Added note: Saddle Rocks Trambley Cove Beds, Lava, Pliocene Shelf, Long Island, Tredorn phyllites. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392455 P804139] || Elephant Rock Bossiney Woolgarden Phyllites. North Cornwall, April 11th 1914. | | [https://pubs.bgs.ac.uk/publications.html?pubID=GA001#v=d&z=2&n=5&i=P802473.jp2&y=305&x=401 Page 27]|| [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392455 P804139] || Elephant Rock Bossiney Woolgarden Phyllites. North Cornwall, April 11th 1914. | ||
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| GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392456 P804140] || Tylands Quarry, Camelford. North Cornwall, April 12th 1914. Sections in Lime silicate hornfels, being baked by the heat of the Granite. [Person]. | | GA001 || [https://geoscenic.bgs.ac.uk/asset-bank/action/viewAsset?id=392456 P804140] || Tylands Quarry, Camelford. North Cornwall, April 12th 1914. Sections in Lime silicate hornfels, being baked by the heat of the Granite. [Person]. |
Revision as of 16:20, 16 July 2020
T W Reader geological photographs, long excursions 1914. Part 1 - index, Geologists' Association 'Carreck Archive'
Notes: Links to the album pages is work in progress in a Geologists' Association/British Geological Survey volunteer project.
Page 5 | P804095 | Delabole Slate Quarry. North Cornwall, April 10th 1914. Engine House. |
Page 5 | P804096 | Delabole Slate Quarry. North Cornwall, April 10th 1914. Stack yard and Trimming sheds. |
Page 5 | P804097 | Delabole Slate Quarry. North Cornwall, April 10th 1914. The Brachiopod shell known as Spirifera Verneuili the natural shape of which is seen in No. 4 becomes contorted owing to slaty cleavage and is called by the Quarrymen a Butterfly - the contorted form is No. 3. [On photo: Scale with legend: Spirifera Verneuili. The 'Delabole Butterfly']. |
Page 5 | P804098 | Delabole Slate Quarry. North Cornwall, April 10th 1914. The Brachiopod shell known as Spirifera Verneuili the natural shape of which is seen in No. 4 becomes contorted owing to slaty cleavage and is called by the Quarrymen a Butterfly - the contorted form is No. 3. [On photo: Scale with legend: Spirifera Verneuili. The 'Delabole Butterfly']. |
Page 7 | P804099 | Delabole Slate Quarry. North Cornwall, April 10th 1914. The 'Incline' which has a length of a quarter of a mile. |
Page 7 | P804100 | Delabole Slate Quarry. North Cornwall, April 10th 1914. View showing galleries and dip and cleavage of the slate. Beds dip S.W. at 26 degrees. Cleavage S.W. at 30 degrees. |
Page 7 | P804101 | Delabole Slate Quarry. North Cornwall, April 10th 1914. View down the 'Incline'. The slate is Upper Devonian and of 2 varieties. The one used for roofing and the other for paving slabs. |
Page 7 | P804102 | Delabole Slate Quarry. North Cornwall, April 10th 1914. General view of the Quarry which is half a mile in length and 700 feet deep. |
Page 9 | P804103 | Trebarwith. North Cornwall, April 10th 1914. Trebarwith Strand (looking inland). |
Page 9 | P804104 | Trebarwith. North Cornwall, April 10th 1914. Gull Rock. Trabarwith Strand. |
Page 9 | P804105 | Trebarwith. North Cornwall, April 10th 1914. Crush zone above Trebarwith Strand. It lies at the top of the Trambley Cove beds. The slates are thrown into sharp undulations and zigzag folds while the lava shows 'augen' structure of solid cores in a sheared matrix. |
Page 9 | P804106 | Trebarwith. North Cornwall, April 10th 1914. Crush zone above Trebarwith Strand. It lies at the top of the Trambley Cove beds. The slates are thrown into sharp undulations and zigzag folds while the lava shows 'augen' structure of solid cores in a sheared matrix. |
Page 11 | P804107 | Port William. North Cornwall, April 10th 1914. Caves where faults have been eroded by the Sea in Dennis Head. |
Page 11 | P804108 | Port William. North Cornwall, April 10th 1914. Caves in faults in the Tredorn phyllites forming Dennis Head, Port William. [People in distance]. |
Page 11 | P804109 | Port William. North Cornwall, April 10th 1914. Viewing the Promised land. Top of Trebarwith Cliff. [Group photo, with backs turned]. |
Page 11 | P804110 | Port William. North Cornwall, April 10th 1914. Cave in fault in Tredorn phyllites, Port William. |
Page 13 | P804111 | West Quarry, Trebarwith - Woolgarden Phyllites. North Cornwall, April 10th 1914. |
Page 13 | P804112 | Trebarwith - Sheared lavas. Thrust plane in middle distance. North Cornwall, April 10th 1914. [Little sketch of thrust plane]. |
Page 13 | P804113 | Looking north from Port William. North Cornwall, April 10th 1914. |
Page 13 | P804114 | Quarry in Woolgarden Phyllites. West Quarry - Trebarwith. North Cornwall, April 10th 1914. [People]. |
Page 15 | P804115 | Quarry in Delabole Slate looking towards Dennis Scale. North Cornwall, April 10th 1914. |
Page 15 | P804116 | Hole Beach. North Cornwall, April 10th 1914. |
Page 15 | P804117 | Dennis Scale. North Cornwall, April 10th 1914. |
Page 17 | P804118 | Tintagel. North Cornwall, April 11th 1914. Trevena Valley and Keep of King Arthur's Castle. |
Page 17 | P804119 | Tintagel. North Cornwall, April 11th 1914. Tintagel Haven and Waterfall from the top of the Island. |
Page 17 | P804120 | Tintagel. North Cornwall, April 11th 1914. Tintagel Island. |
Page 17 | P804121 | Tintagel. North Cornwall, April 11th 1914. The Waterfall - Tintagel. Added note: Woolgarden phyllites, Thrust, lava. |
Page 19 | P804122 | Tintagel. North Cornwall, April 11th 1914. King Arthur's Castle The Dining Hall showing wall built to rock. |
Page 19 | P804123 | Tintagel. North Cornwall, April 11th 1914. King Arthur's Castle The Dining Hall. |
Page 19 | P804124 | Tintagel. North Cornwall, April 11th 1914. King Arthur's Castle and Keep. Added note: Woolgarden phyllites, Barras Nose Beds, Lava, Keep on Barras Nose Beds / Woolgarden beds, Tredorn beds. |
Page 19 | P804125 | Tintagel. North Cornwall, April 11th 1914. Tintagel Castle showing the Overthrust. Added note: King A's castle, The Overthrust, Merlin's Cave. |
Page 21 | P804126 | Tintagel. North Cornwall, April 11th 1914. Section of Woolgarden Pyllites. Added note: Keep, Barras Nose Beds, Woolgarden Phyllites, Thrust, Trambley Cove Bed, Lava. |
Page 21 | P804127 | Tintagel. North Cornwall, April 11th 1914. The Waterfall from the Interior of Merlin's Cave. |
Page 21 | P804128 | Tintagel. North Cornwall, April 11th 1914. Entrance to Merlin's Cave. Added note: Crush Zone at Thrust Plane. |
Page 21 | P804129 | Tintagel. North Cornwall, April 11th 1914. The interior of Merlin's Cave showing the complete perforation of the Rock. Added note: Thrust Plane. |
Page 23 | P804130 | Tintagel Haven. North Cornwall, April 11th 1914. Added note: Woolgarden phyllites, Barras Nose Beds, Lava, Keep on Barras Nose Beds / Woolgarden beds, Tredorn beds. |
Page 23 | P804131 | Tintagel Haven. North Cornwall, April 11th 1914. |
Page 23 | P804132 | Barras Nose. North Cornwall, April 11th 1914. Added note: Magnetite Rock at base of lava, Barras Nose Beds. |
Page 23 | P804133 | Barras Nose. North Cornwall, April 11th 1914. Added note: Magnetite Rock, Lava, Barras Nose Beds. |
Page 25 | P804134 | North Cornwall, April 11th 1914. Magnetite in Rock Barras Nose. |
Page 25 | P804135 | North Cornwall, April 11th 1914. Magnetite Rock Barras Nose. |
Page 27 | P804136 | Gullastern Bay. North Cornwall, April 11th 1914. Added note: Cambeak, Short Island, Long Island, Willapark, The Bossiney Sisters. |
Page 27 | P804137 | Gullastern Bay. North Cornwall, April 11th 1914. Added note: Bossinney [sic] Sisters, Willapark. |
Page 27 | P804138 | Trevalga Cliffs. North Cornwall, April 11th 1914. Added note: Saddle Rocks Trambley Cove Beds, Lava, Pliocene Shelf, Long Island, Tredorn phyllites. |
Page 27 | P804139 | Elephant Rock Bossiney Woolgarden Phyllites. North Cornwall, April 11th 1914. |
GA001 | P804140 | Tylands Quarry, Camelford. North Cornwall, April 12th 1914. Sections in Lime silicate hornfels, being baked by the heat of the Granite. [Person]. |
GA001 | P804141 | Tylands Quarry, Camelford. North Cornwall, April 12th 1914. This was originally a calcareous sediment. [Group photo, mostly backs turned but leader visible]. |
GA001 | P804142 | Tylands Quarry, Camelford. North Cornwall, April 12th 1914. [No photo caption] [Person]. |
GA001 | P804143 | Tylands Quarry, Camelford. North Cornwall, April 12th 1914. [No photo caption] [Person]. |
GA001 | P804144 | Grey Lake Quarry, Camelford. North Cornwall, April 12th 1914. Section in White Elvans. The Elvan dyke is quarried for roadstone and is continuous for many miles running from the northern edge of Bodmin Moor south westwards to the sea near Rock. [People]. |
GA001 | P804145 | Grey Lake Quarry, Camelford. North Cornwall, April 12th 1914. Section in White Elvans. The Elvan dyke is quarried for roadstone and is continuous for many miles running from the northern edge of Bodmin Moor south westwards to the sea near Rock. [People]. |
GA001 | P804146 | Grey Lake Quarry, Camelford. North Cornwall, April 12th 1914. This rock is a grey porphyritic quartz felsite being coarse grained in the centre with large phenocrysts of pink and yellowish orthoclase feldspar crystals but at its contact with the granite or sediment it is a very fine grained crypto crystalline rock which shows flow lines and spherulites. |
GA001 | P804147 | Grey Lake Quarry, Camelford. North Cornwall, April 12th 1914. This rock is a grey porphyritic quartz felsite being coarse grained in the centre with large phenocrysts of pink and yellowish orthoclase feldspar crystals but at its contact with the granite or sediment it is a very fine grained crypto crystalline rock which shows flow lines and spherulites. [Person]. |
GA001 | P804148 | Rough Tor. North Cornwall, April 12th 1914. Rough Tor from the Camelford side. |
GA001 | P804149 | Rough Tor. North Cornwall, April 12th 1914. Rough Tor from Camelford road. |
GA001 | P804150 | Rough Tor. North Cornwall, April 12th 1914. Upper slope of Rough Tor showing the blocks of Weathered Granite which give it its name. |
GA001 | P804151 | Rough Tor. North Cornwall, April 12th 1914. Bodmin Moor from the top of Rough Tor. |
GA001 | P804152 | Weathered Granite on Showery Tor. North Cornwall, April 12th 1914. |
GA001 | P804153 | Weathered Granite on Showery Tor. North Cornwall, April 12th 1914. |
GA001 | P804154 | Weathered Granite on Showery Tor. North Cornwall, April 12th 1914. |
GA001 | P804155 | Weathered Granite on Showery Tor. North Cornwall, April 12th 1914. |
GA001 | P804156 | Rough Tor. North Cornwall, April 12th 1914. Weathered surface of Granite. [Old stamp for scale!]. |
GA001 | P804157 | Rough Tor. North Cornwall, April 12th 1914. Fractured surface of Granite. |
GA001 | P804158 | Rough Tor. North Cornwall, April 12th 1914. Showing the position of the Weathered surface (Whitish portion) as detailed in the photograph above. [Person in distance]. |
GA001 | P804159 | Rough Tor. North Cornwall, April 12th 1914. Showing the position of the Weathered surface (Whitish portion) as detailed in the photograph above. [People]. |
GA001 | P804160 | Rough Tor. North Cornwall, April 13th 1914. |
GA001 | P804161 | Rough Tor. North Cornwall, April 13th 1914. |
GA001 | P804162 | Pentire Head. North Cornwall, April 13th 1914. Pillow lava or Spilite, a pillow showing spongy centre. |
GA001 | P804163 | Pentire Head. North Cornwall, April 13th 1914. Pillow lava showing central hollows of the pillows and alternating concentric bands of solid and vesicular rock. Also traces of sediment between the pillows as at A. ['A' marked on photo']. |
GA001 | P804164 | Pentire Head. North Cornwall, April 13th 1914. A Spilite lava flow. This is composed of pillows or sack shaped masses of a round or oval form averaging about 3 feet in diameter. As they were not very fluid the above triangular spaces were left between them which afterwards became filled with chert and crystalline calcite. |
GA001 | P804165 | Pentire Head. North Cornwall, April 13th 1914. A Spilite lava flow. This is composed of pillows or sack shaped masses of a round or oval form averaging about 3 feet in diameter. As they were not very fluid the above triangular spaces were left between them which afterwards became filled with chert and crystalline calcite. |
GA001 | P804166 | Church Hill Quarry. Large central hollow of pillow which consists of a series of alternating concentric bands of solid and amygdaloidal rock. North Cornwall, April 13th 1914. |
GA001 | P804167 | On Pentire Head. The Sermon on the Mount. North Cornwall, April 13th 1914. [Group photo]. |
GA001 | P804168 | Spilite Church Hill Quarry. This shows the numerous amygdales which are small and flattened in the outer bands and increase in size toward the centre which is usually hollow hollow as seen above. . North Cornwall, April 13th 1914. |
GA001 | P804169 | Fault in Daymer Bay. North Cornwall, April 13th 1914. Added note: Fault, Frasnian Beds or B?desheim Beds, Reversed Fault, Famennian Beds or Cypridinen Schiefer. |
GA001 | P804170 | Pentire Haven - Contorted Frasnian beds. North Cornwall, April 13th 1914. [People]. |
GA001 | P804171 | Minverite Rock Quarry. North Cornwall, April 13th 1914. Added note: Minverite Rock Quarry. . |
GA001 | P804172 | Pentire Haven - Sill in Frasnian beds. North Cornwall, April 13th 1914. |
GA001 | P804173 | Sill of Albite diabase - Cliff Castle. Nicholas Whitley describes how 'he climbed these cones in the confident expectation of finding a Crater but was disappointed.'. North Cornwall, April 13th 1914. |
GA001 | P804174 | Sill of Albite diabase - Cliff Castle. Nicholas Whitley describes how 'he climbed these cones in the confident expectation of finding a Crater but was disappointed.'. North Cornwall, April 13th 1914. |
GA001 | P804175 | Sand Dunes near Rock. North Cornwall, April 13th 1914. |
GA001 | P804176 | Raised Beach, Trebetherie Point. North Cornwall, April 13th 1914. [Group photo]. |
GA001 | P804177 | Minverite Quarry - Rock. North Cornwall, April 13th 1914. [Person]. |
GA001 | P804178 | Minverite Quarry - Rock Section. North Cornwall, April 13th 1914. [Person]. |
GA001 | P804179 | West Quarry - Rock, Minverite and Adinol. North Cornwall, April 13th 1914. [People]. |
GA001 | P804180 | Block of Adinol with Veins of Quartz. North Cornwall, April 13th 1914. |
GA001 | P804181 | Bossiney Bay. North Cornwall, April 14th 1914. Added note: Lye Rocks, Willapark, Bossinney [sic] Sisters. |
GA001 | P804182 | Fire Beacon, Tredorn phyllites veined with albite feldspar. North Cornwall, April 14th 1914. |
GA001 | P804183 | St Nectan's Kieve. North Cornwall, April 14th 1914. |
GA001 | P804184 | St Nectan's Kieve showing pot hole. North Cornwall, April 14th 1914. |
GA001 | P804185 | Rocky Valley in Woolgarden Phyllites. North Cornwall, April 14th 1914. |
GA001 | P804186 | Rocky Valley in Woolgarden Phyllites. The stream which has cut down by a series of pot holes and now runs at the bottom of the Gorge. North Cornwall, April 14th 1914. Added note: Barras Nose Beds. |
GA001 | P804187 | The stream which has cut out the gorge known as the Rocky Valley. North Cornwall, April 14th 1914. |
GA001 | P804188 | Grower Gut - junction of Upper Devonian and Carboniferous Rock. North Cornwall, April 14th 1914. Added note: Carboniferous, Upper Devonian, Tredorn phyllites, fault, level of junction. |
GA001 | P804189 | North Cornwall, April 14th 1914. Added note: Grower Rock, Meachard Island, The Beacon radiolarian chert, Penally Point, Entrance to Boscastle Harbour, Willapark, Tredorn Phyllites. |
GA001 | P804190 | North Cornwall, April 14th 1914. Added note: Penally, huge veins of quartz, Eastern Blackapit. |
GA001 | P804191 | Trewethet Quarry. Dyke of schorl and quartz cutting lava due to pneumatolytic action of gases from subterranean granite. North Cornwall, April 14th 1914. |
GA001 | P804192 | North Cornwall, April 14th 1914. [Person]. |
GA001 | P804193 | Boscastle Harbour and Vallency [sic] Valley. North Cornwall, April 14th 1914. |
GA001 | P804194 | Contorted Carboniferous grits at Penally Point Boscastle. North Cornwall, April 14th 1914. |
GA001 | P804195 | Contorted Carboniferous grits, Penally Point Boscastle. North Cornwall, April 14th 1914. Added note: 'horse' of quartz. |
GA001 | P804196 | The Ladies Window, Trevalga. Typical weathering of Tredorn phyllites. North Cornwall, April 14th 1914. |
GA001 | P804197 | Trevose Head. North Cornwall, April 15th 1914. |
GA001 | P804198 | The Quies. Stacks of Albite diabase. North Cornwall, April 15th 1914. |
GA001 | P804199 | Spherulite Adinol. Dinas Head. North Cornwall, April 15th 1914. |
GA001 | P804200 | Sills of Minverite. Cataclews Quarry. North Cornwall, April 15th 1914. |
GA001 | P804201 | Devonian Limestone with veins of Calcite - Dinas Head. North Cornwall, April 15th 1914. |
GA001 | P804202 | Devonian silky phyllite. Dinas Head. North Cornwall, April 15th 1914. |
GA001 | P804203 | Cataclews. North Cornwall, April 15th 1914. Minverite Quarry at Cataclews. These rocks are allied to Diabase but are typically non ophitic and rich in Biotite and brown Hornblende. This sill runs from Cataclews Point and Trevone Bay to the left bank of the River Camel at St Saviour's Cove. |
GA001 | P804204 | Cataclews. North Cornwall, April 15th 1914. Minverite Quarry at Cataclews. These rocks are allied to Diabase but are typically non ophitic and rich in Biotite and brown Hornblende. This sill runs from Cataclews Point and Trevone Bay to the left bank of the River Camel at St Saviour's Cove. [People]. |
GA001 | P804205 | Cataclews. North Cornwall, April 15th 1914. Sections of Minverite at Cataclews Point. The Minverite occurs as Sills interfolded with slates. It is at Cataclews a rather fine grained holocrystalline aggregate of deep brown hornblende, biotite, serpentinous pseudomorphs after olivine, small crystals of Augite and decomposed feldspars with abundant grains and needles of apatite and iron ores. [People]. |
GA001 | P804206 | Cataclews. North Cornwall, April 15th 1914. Sections of Minverite at Cataclews Point. The Minverite occurs as Sills interfolded with slates. It is at Cataclews a rather fine grained holocrystalline aggregate of deep brown hornblende, biotite, serpentinous pseudomorphs after olivine, small crystals of Augite and decomposed feldspars with abundant grains and needles of apatite and iron ores. [Person]. |
GA001 | P804207 | Marble cliffs, Porthmissen, in Upper Devonian limestone. North Cornwall, April 15th 1914. |
GA001 | P804208 | Marble cliffs, Porthmissen, in Upper Devonian limestone. North Cornwall, April 15th 1914. [People]. |
GA001 | P804209 | Marble Cliffs Porthmissen - Alternate beds of slate and limestone. North Cornwall, April 15th 1914. |
GA001 | P804210 | Marble Cliffs Porthmissen - Alternate beds of slate and limestone. North Cornwall, April 15th 1914. Added note: Fault. |
GA001 | P804211 | Lantern Pit. North Cornwall, April 16th 1914. Added note: Large 'stent' vein left standing. |
GA001 | P804212 | Lantern Pit. North Cornwall, April 16th 1914. Added note: 'sand pits'. |
GA001 | P804213 | Lantern Pit. North Cornwall, April 16th 1914. |
GA001 | P804214 | Lantern Pit. North Cornwall, April 16th 1914. Added note: Large stent vein seen in middle. |
GA001 | P804215 | Cleaves Pit. North Cornwall, April 16th 1914. |
GA001 | P804216 | Cleaves Pit. North Cornwall, April 16th 1914. |
GA001 | P804217 | Cleaves Pit. North Cornwall, April 16th 1914. Added note: 'Pigs Eggs' Kaolinized Crystals of Orthoclase. Caudledown. [Annotation on label in photo]. |
GA001 | P804218 | Cleaves Pit. North Cornwall, April 16th 1914. Added note: Caudledown Pit. |
GA001 | P804219 | Carclaze New Pit. North Cornwall, April 16th 1914. Added note: Solid granite. |
GA001 | P804220 | Carclaze New Pit. North Cornwall, April 16th 1914. Added note: Solid granite. |
GA001 | P804221 | Carclaze New Pit. North Cornwall, April 16th 1914. Added note: Sand Pits. |
GA001 | P804222 | Carclaze New Pit. North Cornwall, April 16th 1914. |
GA001 | P804223 | North Goonbarrow showing tourmaline veins. North Cornwall, April 16th 1914. |
GA001 | P804224 | Carclaze Old Pit. North Cornwall, April 16th 1914. |
GA001 | P804225 | Gunbarrow [sic] Pit. North Cornwall, April 16th 1914. |
GA001 | P804226 | Carclaze. North Cornwall, April 16th 1914. Greisen with vein of Quartz and Tourmaline. Added note: Greisen, Tourmaline, Quartz, Greisen. |
GA001 | P804227 | Carclaze Old Pit. North Cornwall, April 16th 1914. The decomposed granite is here traversed by 'Peach' on Quartz schorl tin bearing veins which was originally worked as an open tin mine. |
GA001 | P804228 | Carclaze Old Pit. North Cornwall, April 16th 1914. The decomposed granite is here traversed by 'Peach' on Quartz schorl tin bearing veins which was originally worked as an open tin mine. |
GA001 | P804229 | Carclaze Old Pit. North Cornwall, April 16th 1914. |
GA001 | P804230 | Carclaze Old Pit. North Cornwall, April 16th 1914. |
GA001 | P804231 | St Austell Granite, Gready Quarry. North Cornwall, April 16th 1914. These three photographs shew very well the two sets of vertical jointing. No. 146 shews also horizontal jointing. |
GA001 | P804232 | St Austell Granite, Gready Quarry. North Cornwall, April 16th 1914. These three photographs shew very well the two sets of vertical jointing. No. 146 shews also horizontal jointing. |
GA001 | P804233 | St Austell Granite, Gready Quarry. North Cornwall, April 16th 1914. These three photographs shew very well the two sets of vertical jointing. No. 146 shews also horizontal jointing. |
GA001 | P804234 | St Austell Granite, Gready Quarry. North Cornwall, April 16th 1914. Added note: Quartz Tourmaline rock or 'stent'. |