BGS mineralogy and petrology collection record

Sample number S6735
Sample Donor Harker, Alfred
Rock name 'Original entry: Porphyritic Basalt'
Stratigraphy Not entered
Comments Tert Ig Rocks Skye, pp. 220-221
Locality details Sill above granophyre, Cnoc Carnach
50k map sheet Glenelg (71)

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Map reference NG 655 197
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


S6735

Cross Polarized, S6735

Plane Polarized, S6735

Plane Polarized, S6735