BGS mineralogy and petrology collection record

Sample number S15608
Sample Donor Clough, C.T.
Rock name 'Original entry: Silicified Vesicular Porphyritic Andesite?'
Stratigraphy Not entered
Comments Supposed pre-granite intrusion, sp. gr. 2.71 (compare S. 15598)
Locality details 520 ft SSE of E end of Lochan on Cruach Doire nan Cuilean
50k map sheet Mull (44)

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Map reference NM 5750 2834
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


S15608

Cross Polarized, S15608

Plane Polarized, S15608

Plane Polarized, S15608