BGS mineralogy and petrology collection record

Sample number S22644
Sample Donor Richey, James E.
Rock name 'Original entry: Pegmatitic Gabbro'
Stratigraphy Not entered
Comments 3 ft chilled margin of pegmatitic gabbro against agglomerate - edge; memoir, p. 147
Locality details Shore 570 yds W 30 deg N of Faskadale
50k map sheet Tobermory (52)

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Map reference NM 4928 7118
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


S22644

Cross Polarized, S22644

Plane Polarized, S22644

Plane Polarized, S22644