BGS mineralogy and petrology collection record

Sample number S8711
Sample Donor Harker, Alfred
Rock name 'Original entry: Porphyritic Dolerite'
Stratigraphy Not entered
Comments Inclined sill; Tert Ig Rocks Skye, p. 372
Locality details Trig pt, Sgurr a' Choire Bheag, NW of Garsbheinn
50k map sheet Minginish (70)

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Map reference NG 466 191
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


S8711

Cross Polarized, S8711

Plane Polarized, S8711

Plane Polarized, S8711