BGS mineralogy and petrology collection record

Sample number S30810
Sample Donor Simpson,J.B.
Rock name 'Original entry: Psammitic Gneiss'
Stratigraphy Not entered
Comments Psammitic gneiss
Locality details Shore 800 yds W 20 deg N of level 381 ft , W end of Loch Doir a' Gharrain
50k map sheet Arisaig (61)

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Map reference NM 7080 8236
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


S30810

Cross Polarized, S30810

Plane Polarized, S30810

Plane Polarized, S30810