BGS mineralogy and petrology collection record

Sample number S14444
Sample Donor Clough, C.T.
Rock name 'Original entry: Dolerite (?Tholeiite)'
Stratigraphy Not entered
Comments Mull Tertiary Mem, p. 273
Locality details 1050 ft SW of low water, head of Traigh Bhan
50k map sheet Colonsay (35)

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Map reference NM 4324 1811
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


S14444

Cross Polarized, S14444

Plane Polarized, S14444

Plane Polarized, S14444