BGS mineralogy and petrology collection record

Sample number S12932
Sample Donor Bailey, E.B.
Rock name 'Original entry: Porphyrite (Secondary Green Mica)'
Stratigraphy Not entered
Comments Older Fault Porphyrite; Memoir, p. 210
Locality details Head of Sron Coire Odhar Beag
50k map sheet Ben Nevis (53)

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Map reference NN 200 580
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


S12932

Cross Polarized, S12932

Plane Polarized, S12932

Plane Polarized, S12932