BGS mineralogy and petrology collection record

Sample number S18918
Sample Donor Bailey, E.B.; Tait,D.;
Rock name 'Original entry: Micro-Ophitic Bsaalt'
Stratigraphy Not entered
Comments 2 ft above S. 18917 in same flow; highly but minutely vesicular, vesicles filled with chlorite; Central type, Memoir, p. 122
Locality details No. 18 lava; Creag nam Fitheach, S side of summit
50k map sheet Mull (44)

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Map reference NM 6669 2406
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


S18918

Cross Polarized, S18918

Plane Polarized, S18918

Plane Polarized, S18918