BGS mineralogy and petrology collection record

Sample number S21209
Sample Donor Simpson,J.B.
Rock name 'Original entry: Porphyritic Olivne-Basalt'
Stratigraphy Not entered
Comments Centre of 1 ft zone on N edge of E-W camptonite dyke, cut by S. 21208
Locality details 400 yds SSE of where Salen - Strontian road crosses Allt Sailean an Eorna, on shore of Loch Sunart
50k map sheet Tobermory (52)

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Map reference NM 7095 6391
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


S21209

Cross Polarized, S21209

Plane Polarized, S21209

Plane Polarized, S21209