BGS mineralogy and petrology collection record

Sample number S17843
Sample Donor Richey, James E.
Rock name 'Original entry: Basic Mugearite'
Stratigraphy Not entered
Comments Probably great mugearite sill
Locality details 1510 yds NE of 3169 ft summit, Ben More
50k map sheet Mull (44)

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Map reference NM 5371 3393
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


S17843

Cross Polarized, S17843

Plane Polarized, S17843

Plane Polarized, S17843