BGS mineralogy and petrology collection record

Sample number S93575; COLLNOTY350;
Sample Donor Redwood, S.D.
Rock name Gneiss. 'Original entry: Biotite Gneiss'
Stratigraphy Not entered
Comments Bt-rich gneiss with fine grained basic xenoliths
Locality details Old quarry Upper Culphin, Cornhill
50k map sheet Banff (96)

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Map reference NJ 5938 5820
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


S93575

Cross Polarized, S93575

Plane Polarized, S93575

Plane Polarized, S93575