BGS mineralogy and petrology collection record

Sample number S10253
Sample Donor Crampton, Cecil B.
Rock name 'Original entry: Porphyrite ( Much Decomposed)'
Stratigraphy Not entered
Comments NE-SW dyke
Locality details 50 yds W of Bellanoch Inn
50k map sheet Kilmartin (36)

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Map reference NR 7964 9253
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


S10253

Cross Polarized, S10253

Plane Polarized, S10253

Plane Polarized, S10253