BGS mineralogy and petrology collection record

Sample number S15652
Sample Donor Clough, C.T.
Rock name 'Original entry: Variolitic Andesite'
Stratigraphy Not entered
Comments N-S dyke; sp. gr. 3.1
Locality details 1100 ftslightly E of S of Derrynaculan
50k map sheet Mull (44)

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Map reference NM 5691 2888
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


S15652

Cross Polarized, S15652

Plane Polarized, S15652

Plane Polarized, S15652