BGS mineralogy and petrology collection record

Sample number S30408
Sample Donor Robertson,T.
Rock name 'Original entry: Semipelitic Gneiss, K-Permeated'
Stratigraphy Not entered
Comments Semipelitic gneiss, K-permeated
Locality details Muckle Skerry, S end of main islet
50k map sheet Yell (130)

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Map reference HU 627 734
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


S30408

Cross Polarized, S30408

Plane Polarized, S30408

Plane Polarized, S30408