BGS mineralogy and petrology collection record

Sample number S40431; S40431/A; COLLNOXT38;
Sample Donor McCall, J.
Rock name 'Original entry: Microcline Granite'
Stratigraphy Not entered
Comments Acid granite (Sheangain type). Large mass of granite, local development of vein complex which cuts Moine psammite; probably Caledonian Summ Prog 1955, pp. 59-61
Locality details Tom an Eildean, 1650 yds E 20 deg S of Sron Liath
50k map sheet Loch Eil (62)

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Map reference NN 1282 8086
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


S40431

Cross Polarized, S40431

Plane Polarized, S40431

Plane Polarized, S40431


S40431/A

Cross Polarized, S40431/A

Plane Polarized, S40431/A

Plane Polarized, S40431/A