BGS mineralogy and petrology collection record

Sample number S6784
Sample Donor Harker, Alfred
Rock name 'Original entry: Spherulitic Dyke'
Stratigraphy Not entered
Comments 10 ft dyke; Tert Ig Rocks Skye, p. 409
Locality details 900 yds N of old house, Coire Chatachan
50k map sheet Glenelg (71)

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Map reference NG 621 236
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


S6784

Cross Polarized, S6784

Plane Polarized, S6784

Plane Polarized, S6784