BGS mineralogy and petrology collection record

Sample number S44354; COLLNOXJ1249;
Sample Donor Johnstone,G.S.
Rock name 'Original entry: Biotite Lamprophyre'
Stratigraphy Not entered
Comments Biotite lamprophyre, granular
Locality details 2933 yds E 6 deg S from summit of Carn Mor
50k map sheet Loch Eil (62)

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Map reference NM 9293 9067
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


S44354

Cross Polarized, S44354

Plane Polarized, S44354

Plane Polarized, S44354