BGS mineralogy and petrology collection record

Sample number S15745
Sample Donor Richey, James E.
Rock name 'Original entry: Porphyritic Basalt'
Stratigraphy Not entered
Comments NW dyke, 9 ft wide; Memoir, p. 369
Locality details Kentallen
50k map sheet Mull (44)

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Map reference NM 5595 4672
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


S15745

Cross Polarized, S15745

Plane Polarized, S15745

Plane Polarized, S15745