BGS mineralogy and petrology collection record

Sample number S38680
Sample Donor Phemister,J.
Rock name 'Original entry: Felsite'
Stratigraphy Not entered
Comments ? Nepheline syenite (at footbridge shown on old maps)
Locality details Cromalt Burn, 3000 ft NE of spot height 589
50k map sheet Ullapool (101)

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Map reference NC 251 082
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


S38680

Cross Polarized, S38680

Plane Polarized, S38680

Plane Polarized, S38680