BGS mineralogy and petrology collection record

Sample number S94054; COLLNOPY16;
Sample Donor Auton,C.A.
Rock name Porphyry. 'Original entry: Felsite'
Stratigraphy Not entered
Comments Medium grained porphyritic felsite with subhedral feldspar and corroded quartz phenocrysts up to 5mm, Caledonian (Siluro-Devonian)
Locality details Elfhill Burn
50k map sheet Banchory (66E)

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Map reference NO 7931 8536
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


S94054

Cross Polarized, S94054

Plane Polarized, S94054

Plane Polarized, S94054