BGS mineralogy and petrology collection record

Sample number S16495
Sample Donor Clough, C.T.
Rock name 'Original entry: Partly Uralitised Dolerite (Altered Ophitic Dolerite)'
Stratigraphy Not entered
Comments Probably lava, sp. gr. 2.90
Locality details 1750 ft slightly W of N of bridge over Allt Teanga Brideag
50k map sheet Mull (44)

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Map reference NM 5627 3118
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


S16495

Cross Polarized, S16495

Plane Polarized, S16495

Plane Polarized, S16495