BGS mineralogy and petrology collection record

Sample number S16654
Sample Donor Richey, James E.
Rock name 'Original entry: Ophitic Dolerite'
Stratigraphy Not entered
Comments Concretions in NW basalt dyke, 2.5 ft thick
Locality details 480 yds S 5 deg W of Eilean Feoir
50k map sheet Mull (44)

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Map reference NM 5307 3852
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


S16654

Cross Polarized, S16654

Plane Polarized, S16654

Plane Polarized, S16654