BGS mineralogy and petrology collection record

Sample number S30074
Sample Donor Richey, James E.
Rock name 'Original entry: Appinite, Fine-Grained'
Stratigraphy Not entered
Comments 30 ft appinite dyke, fine-grained marginal portion
Locality details 850 yds N 5 deg W of N end of Lochan Dubh
50k map sheet Tobermory (52)

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Map reference NM 8086 7578
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


S30074

Cross Polarized, S30074

Plane Polarized, S30074

Plane Polarized, S30074