BGS mineralogy and petrology collection record

Sample number S16617
Sample Donor Richey, James E.
Rock name 'Original entry: Ophitic Tholeiitic Dolerite'
Stratigraphy Not entered
Comments Sill, 3 ft; Memoir, p. 290
Locality details 90 yds S of spot ht 1789 ft Beinn Fhada
50k map sheet Mull (44)

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Map reference NM 5282 3575
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


S16617

Cross Polarized, S16617

Plane Polarized, S16617

Plane Polarized, S16617