BGS mineralogy and petrology collection record

Sample number S15594
Sample Donor Clough, C.T.
Rock name 'Original entry: Basic Porphyritic Andesite'
Stratigraphy Not entered
Comments Lava, Derrynaculan Type; sp. gr. 2.85
Locality details 2800 ft SSW of Derrynaculan
50k map sheet Mull (44)

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Map reference NM 5635 2842
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


S15594

Cross Polarized, S15594

Plane Polarized, S15594

Plane Polarized, S15594