BGS mineralogy and petrology collection record

Sample number S98312; S98312/a; S98312/b; COLLNOGX1635;
Sample Donor Mendum,J.R.
Rock name Psammite. 'Original entry: Psammite'
Stratigraphy Not entered
Comments Migmatitic micaceous psammite
Locality details Lower N part of Coire Sgoir
50k map sheet Dalwhinnie (63E)

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Map reference NN 4840 7505
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


S98312/a

Cross Polarized, S98312/a

Plane Polarized, S98312/a

Plane Polarized, S98312/a


S98312/b

Cross Polarized, S98312/b

Plane Polarized, S98312/b

Plane Polarized, S98312/b