BGS mineralogy and petrology collection record

Sample number S41694
Sample Donor Phemister,J.
Rock name 'Original entry: Oligoclase-Biotite Gneiss'
Stratigraphy Not entered
Comments Permeated pelite
Locality details N side of Hesti Geo, 300 yds W of Foreland (ruin)
50k map sheet Yell (130)

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Map reference HU 582 916
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


S41694

Cross Polarized, S41694

Plane Polarized, S41694

Plane Polarized, S41694