http://earthwise.bgs.ac.uk/index.php?action=history&feed=atom&title=File%3AP991526.jpgFile:P991526.jpg - Revision history2026-05-10T21:21:17ZRevision history for this page on the wikiMediaWiki 1.42.3http://earthwise.bgs.ac.uk/index.php?title=File:P991526.jpg&diff=43281&oldid=prevScotfot: User created page with UploadWizard2019-11-05T10:35:10Z<p>User created page with UploadWizard</p>
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|description={{en|1=Figure 20B Zoned oligoclase platy crystals and elongate amphiboles (yellow and red interference colours) up to 1.5 mm across, are associated with subhedral quartz, opaque, sphene and interstitial turbid alkali feldspar which forms a characteristic fringe on many oligoclase grains. Microgranite component of Phase 4 from Na h-Eagan, S65206, cross-polarised light.<br />
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|date=2019-11-05 10:28:39<br />
|source=British Geological Survey<br />
|author=British Geological Survey<br />
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