BGS mineralogy and petrology collection record

Sample number S51524; COLLNOYC1572;
Sample Donor Mykura,W.
Rock name 'Original entry: Sheared Biotite Granite'
Stratigraphy Not entered
Comments Granite 'a' in first stage of shearing
Locality details Hillside between Westerwick and Loch of Westerwick
50k map sheet Foula (125)

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Map reference HU 284 430
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S51524

Cross Polarized, S51524

Plane Polarized, S51524

Plane Polarized, S51524