BGS mineralogy and petrology collection record

Sample number S15588
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name Not entered
Stratigraphy Not entered
Comments Inclined sheet, 5 ft thick
Locality details 1 mile E 15 deg N of Torlochan
50k map sheet Mull (44)

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Map reference NM 5703 4129
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


S15588

Cross Polarized, S15588

Plane Polarized, S15588

Plane Polarized, S15588