BGS mineralogy and petrology collection record

Sample number S45721; COLLNOXJ1328;
Sample Donor Johnstone,G.S.
Rock name 'Original entry: Hornblende Schist'
Stratigraphy Not entered
Comments Unusual variety of hornblende schist
Locality details 1900 yds N 35 deg W from summit of Geal Charn
50k map sheet Loch Eil (62)

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Map reference NN 1465 9574
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


S45721

Cross Polarized, S45721

Plane Polarized, S45721

Plane Polarized, S45721