BGS mineralogy and petrology collection record

Sample number S31737
Sample Donor Richey, James E.
Rock name 'Original entry: Sillimanite Gneiss'
Stratigraphy Not entered
Comments Sillimanite gneiss, Moine Series; Summ Prog 1937, pp. 95-96
Locality details E side of Beinn Gaire, 1530 yds W 40 deg N of N end of Lochan Dubh
50k map sheet Tobermory (52)

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Map reference NM 7987 7598
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


S31737

Cross Polarized, S31737

Plane Polarized, S31737

Plane Polarized, S31737