BGS mineralogy and petrology collection record

Sample number S7735
Sample Donor Symes, Richard G
Rock name 'Original entry: Altered Basalt'
Stratigraphy Not entered
Comments Probably ORS porphyrite
Locality details 1 mile SSW of Ferry, on shore, Kerrera Island
50k map sheet Mull (44)

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Map reference NM 8201 2742
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


S7735

Cross Polarized, S7735

Plane Polarized, S7735

Plane Polarized, S7735