BGS mineralogy and petrology collection record

Sample number S17070
Sample Donor Richey, James E.
Rock name 'Original entry: Dolerite Or Microporphyritic Basalt'
Stratigraphy Not entered
Comments NW dyke, 42 ft multiple; Memoir, p. 367
Locality details 1000 yds SSW of Eilean Feoir
50k map sheet Mull (44)

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Map reference NM 5269 3802
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


S17070

Cross Polarized, S17070

Plane Polarized, S17070

Plane Polarized, S17070