BGS mineralogy and petrology collection record

Sample number S42164; COLLNOXJ781;
Sample Donor Johnstone,G.S.
Rock name 'Original entry: Striped Psammite/Semipelite, Highly Pegmatised'
Stratigraphy Not entered
Comments Selection of rocks from peculiar highly-pegmatised striped group (deformed) near Glendessary "inlier"
Locality details 1100 yds S 41 deg E from Druim Chuirn spot ht 2680 ft
50k map sheet Loch Eil (62)

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Map reference NM 9685 9418
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


S42164

Cross Polarized, S42164

Plane Polarized, S42164

Plane Polarized, S42164