BGS mineralogy and petrology collection record

Sample number S30271
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Semipelite, Variably Migmatised'
Stratigraphy Not entered
Comments From band in Moine Schists that varies from normal semipelitic schists to gneiss formed by permeation of semipelitic schists by pegmatitic material
Locality details 300 yds E 36 deg N of E end of Lochan na Graoibhe, Moidart
50k map sheet Tobermory (52)

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Map reference NM 7304 7531
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


S30271

Cross Polarized, S30271

Plane Polarized, S30271

Plane Polarized, S30271