BGS mineralogy and petrology collection record

Sample number S9376
Sample Donor Harker, Alfred
Rock name 'Original entry: Spherulitic Quartz Porphyry'
Stratigraphy Not entered
Comments Dyke
Locality details 600 yds NE of trig pt Mullach na Cairn, Scalpay
50k map sheet Glenelg (71)

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Map reference NG 611 297
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


S9376

Cross Polarized, S9376

Plane Polarized, S9376

Plane Polarized, S9376