BGS mineralogy and petrology collection record

Sample number S36863
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Calcsilicate Rock, Pyritous'
Stratigraphy Not entered
Comments 1.25 inch pyritous calcsilicate rib (no garnet), probably epidotic (in flaggy Ben Laga Psammite)
Locality details Coast, some 200 yds E 35 deg N of Sron nam Brathan
50k map sheet Tobermory (52)

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Map reference NM 6298 6073
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


S36863

Cross Polarized, S36863

Plane Polarized, S36863

Plane Polarized, S36863