BGS mineralogy and petrology collection record

Sample number S12473
Sample Donor Grabham, G.W.
Rock name 'Original entry: Hornblende Andesite (Originally Called Andesitic Rhyolite)'
Stratigraphy Not entered
Comments Brecciated lava
Locality details 540 yds up sixth burn down Coupall River, Lairig Gartain, Royal Forest
50k map sheet Ben Nevis (53)

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Map reference NN 2088 5441
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


S12473

Cross Polarized, S12473

Plane Polarized, S12473

Plane Polarized, S12473