BGS mineralogy and petrology collection record

Sample number S30745
Sample Donor Robertson,T.
Rock name 'Original entry: Felsite, Feldspar-Phyric'
Stratigraphy Not entered
Comments ?Acid dyke; skeletal fan-crystallisation of feldspar in the mesostasis
Locality details C5. S side of Skewart Holm
50k map sheet West Shetland ? (127)

View images in GeoScenic related to 'West Shetland ?'

View the geology near 'West Shetland ?'

Map reference HU 282 589
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


S30745

Cross Polarized, S30745

Plane Polarized, S30745

Plane Polarized, S30745