BGS mineralogy and petrology collection record

Sample number S16633
Sample Donor Richey, James E.
Rock name 'Original entry: Ophitic Olivine-Dolerite (?Tholeiite)'
Stratigraphy Not entered
Comments N-S dyke, 4 ft in granite; Memoir, p. 367
Locality details 800 yds E by N of spot ht 1789 ft Beinn Fhada
50k map sheet Mull (44)

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Map reference NM 5347 3607
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


S16633

Cross Polarized, S16633

Plane Polarized, S16633

Plane Polarized, S16633