BGS mineralogy and petrology collection record

Sample number S30721
Sample Donor Robertson,T.
Rock name 'Original entry: Sheared, Granulitised Oligoclase Gneiss'
Stratigraphy Not entered
Comments Garnetiferous gneiss; garnetiferous, chloritised
Locality details C19. 50 yds NE of S. 30721, Crooie Voe
50k map sheet West Shetland ? (127)

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Map reference HU 286 617
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


S30721

Cross Polarized, S30721

Plane Polarized, S30721

Plane Polarized, S30721