BGS mineralogy and petrology collection record

Sample number S8084
Sample Donor Barrow, G.
Rock name 'Original entry: Feldspar-Quartz-Biotite Porphyry'
Stratigraphy Not entered
Comments Very fine micropegmatite matrix. Different from the Glen Ey type
Locality details Newbiggin, Corrie Burn
50k map sheet Balmoral (65)

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Map reference NO 146 850
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


S8084

Cross Polarized, S8084

Plane Polarized, S8084

Plane Polarized, S8084