BGS mineralogy and petrology collection record

Sample number S18644
Sample Donor Bailey, E.B.
Rock name 'Original entry: Pyroxene Augite Andesite'
Stratigraphy Not entered
Comments Upper pillow lava, variolitic, porphyritic Central type; Memoir, p. 149
Locality details Beinn Bhearnach, 4500 ft WNW of Sgurr Dearg summit cairn
50k map sheet Mull (44)

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Map reference NM 6544 3414
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


S18644

Cross Polarized, S18644

Plane Polarized, S18644

Plane Polarized, S18644