BGS mineralogy and petrology collection record

Sample number S4561
Sample Donor Barrow, G.
Rock name 'Original entry: Hornblende Gneiss'
Stratigraphy Not entered
Comments Grit with ?old basic contact
Locality details Muckle Cairn
50k map sheet Balmoral (65)

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Map reference NO 35 82
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


S4561

Cross Polarized, S4561

Plane Polarized, S4561

Plane Polarized, S4561