BGS mineralogy and petrology collection record

Sample number S42863
Sample Donor Phemister,J.
Rock name 'Original entry: Contact-Altered 'Greisen''
Stratigraphy Not entered
Comments Contact-altered 'greisen' syenite hydrothermally altered, then contact-altered
Locality details 3500 ft 34 deg S of W of NW corner of Sandy Water
50k map sheet North Shetland ? (129)

View images in GeoScenic related to 'North Shetland ?'

View the geology near 'North Shetland ?'

Map reference HU 295 861
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


S42863

Cross Polarized, S42863

Plane Polarized, S42863

Plane Polarized, S42863