BGS mineralogy and petrology collection record

Sample number S30360
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Black Mineral From Camptonite'
Stratigraphy Not entered
Comments Large black ferromagnesian crystal enclosed in part of S. 30359
Locality details 600 yds N 40 deg W of Austin's Croft near Loch Shiel, Moidart
50k map sheet Tobermory (52)

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Map reference NM 7200 7013
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


S30360

Cross Polarized, S30360

Plane Polarized, S30360

Plane Polarized, S30360