BGS mineralogy and petrology collection record

Sample number S21206
Sample Donor Simpson,J.B.
Rock name 'Original entry: Hornblende-Biotite-Epidote-Quartz Granulite'
Stratigraphy Not entered
Comments 2 ft dyke inclined at 10 deg; foliation parallel to surrounding gneiss
Locality details 550 yds SSE of where Salen - Strontian road crosses Allt Sailean an Eorna
50k map sheet Tobermory (52)

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Map reference NM 7114 6392
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


S21206

Cross Polarized, S21206

Plane Polarized, S21206

Plane Polarized, S21206