BGS mineralogy and petrology collection record

Sample number S30217
Sample Donor Phemister,J.
Rock name 'Original entry: Quartz-Keratophyre'
Stratigraphy Not entered
Comments Quartz-keratophyre, dyke
Locality details 2800 ft 31 deg E of N from cairn on Ronas Hill
50k map sheet North Shetland ? (129)

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View the geology near 'North Shetland ?'

Map reference HU 309 842
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


S30217

Cross Polarized, S30217

Plane Polarized, S30217

Plane Polarized, S30217