BGS mineralogy and petrology collection record

Sample number S2680
Sample Donor Geikie,A.
Rock name 'Original entry: Hornblende Andesite'
Stratigraphy Not entered
Comments Not entered
Locality details Rock on which Mingary Castle stands
50k map sheet Tobermory (52)

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Map reference NM 5028 6312
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


S2680

Cross Polarized, S2680

Plane Polarized, S2680

Plane Polarized, S2680