BGS mineralogy and petrology collection record

Sample number S15631
Sample Donor Clough, C.T.
Rock name 'Original entry: Allivalite'
Stratigraphy Not entered
Comments Ben Buie Gabbro, with picotite; Memoir, pp. 249-250 and Fig. 39B (misquoted as S. 16531)
Locality details 2780 ft WSW of Craig
50k map sheet Mull (44)

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Map reference NM 5774 2931
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


S15631

Cross Polarized, S15631

Plane Polarized, S15631

Plane Polarized, S15631