BGS mineralogy and petrology collection record

Sample number S86094
Sample Donor Flinn, Prof. Derek. (Liverpool University)
Rock name 'Original entry: Feldspar Porphyrytic Gneiss'
Stratigraphy Not entered
Comments Feldspar Porphyrytic Gneiss
Locality details Whalsay
50k map sheet Not entered

View the geology near 'Not entered'

Map reference HU 571 667
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


S86094

Cross Polarized, S86094

Plane Polarized, S86094

Plane Polarized, S86094