BGS mineralogy and petrology collection record

Sample number S15586
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, 4 ft thick
Locality details First sharp bend on Allt nan Leothdean, close above S. 15584
50k map sheet Mull (44)

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Map reference NM 5927 4160
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


S15586

Cross Polarized, S15586

Plane Polarized, S15586

Plane Polarized, S15586