BGS mineralogy and petrology collection record

Sample number S6790
Sample Donor Harker, Alfred
Rock name 'Original entry: Spherulitic Dyke'
Stratigraphy Not entered
Comments 1 ft dyke; Tert Ig Rocks Skye, p. 409
Locality details 500 yds NNE of old house, Coire Chatachan
50k map sheet Glenelg (71)

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Map reference NG 622 231
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


S6790

Cross Polarized, S6790

Plane Polarized, S6790

Plane Polarized, S6790