BGS mineralogy and petrology collection record

Sample number S6794
Sample Donor Harker, Alfred
Rock name 'Original entry: Pitchstone'
Stratigraphy Not entered
Comments Dyke; Tert Ig Rocks Skye, p. 407
Locality details Dyke crossing Allt a' Choire at about 350 ft altitude
50k map sheet Glenelg (71)

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Map reference NG 617 233
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


S6794

Cross Polarized, S6794

Plane Polarized, S6794

Plane Polarized, S6794