http://earthwise.bgs.ac.uk/index.php?action=history&feed=atom&title=File%3AP527594.jpg 2026-04-03T19:49:48Z Revision history for this page on the wiki MediaWiki 1.42.3 http://earthwise.bgs.ac.uk/index.php?title=File:P527594.jpg&diff=31952&oldid=prev 2017-08-02T18:04:18Z

<p>User created page with UploadWizard</p> <p><b>New page</b></p><div>=={{int:filedesc}}==<br /> {{Information<br /> |description={{|1=A specimen of muscovite mica from the Loch Nevis Mica Prospect, Knoydart, Invernessshire. The mica workings are situated 1,100 yards south 12 degrees east of Sgurr Coire nan Gobhar. British Geological Survey Petrology Collection sample number MC 7374. The deposit was the most extensive and valuable of all the sources of mica in the western Highlands. The deposit occurs in coarsely crystalline mica gneisses or injected mica schists. It consists of a zone of country rock heavily impregnated with veins and lenticles of extremely quartz-rich pegmatite, containing books of muscovite mica up to eighteen inches or two feet in diameter. It was worked during the Second World War. P527594.}}<br /> |date=2017-08-02 19:00:55<br /> |source=British Geological Survey<br /> |author=British Geological Survey<br /> |permission=<br /> |other versions=<br /> }}<br /> <br /> =={{int:license-header}}==<br /> {{subst:Custom license marker added by UW}}<br /> {{BGS}}<br /> <br /> [[Category:Uploaded with UploadWizard]]</div>

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