BGS mineralogy and petrology collection record

Sample number S17239
Sample Donor Clough, C.T.
Rock name 'Original entry: Sub-Variolitic Rock'
Stratigraphy Not entered
Comments Inclined sheet cutting anorther; sp. gr. 2.86
Locality details 1225 ft NE by E of Craig
50k map sheet Mull (44)

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Map reference NM 5880 2977
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


S17239

Cross Polarized, S17239

Plane Polarized, S17239

Plane Polarized, S17239