BGS mineralogy and petrology collection record

Sample number S46830
Sample Donor Phemister,J.
Rock name 'Original entry: Altered, Crushed, Muscovite-Biotite Gneiss'
Stratigraphy Not entered
Comments Blebbed type
Locality details 3200 ft 4 deg S of W of Hadd, North Roe
50k map sheet Yell (130)

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Map reference HU 356 892
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


S46830

Cross Polarized, S46830

Plane Polarized, S46830

Plane Polarized, S46830