BGS mineralogy and petrology collection record

Sample number S16258
Sample Donor Richey, James E.
Rock name 'Original entry: Ophitic Olivine-Dolerite'
Stratigraphy Not entered
Comments NW dyke, 6 ft thick, similar to S. 16255
Locality details 1080 yds N 48 deg E of Torr a' Bhlair
50k map sheet Mull (44)

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Map reference NM 5207 3778
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


S16258

Cross Polarized, S16258

Plane Polarized, S16258

Plane Polarized, S16258