BGS mineralogy and petrology collection record

Sample number S43387; S43387/A;
Sample Donor Phemister,J.
Rock name 'Original entry: Granophyre, Feldspar-Phyric'
Stratigraphy Not entered
Comments Granophyre, feldspar-phyric/porphyritic granite with fair amount of ferromagnesian minerals: vein of dark granite porphyry with sporadic feldpars
Locality details 186 yds 56 deg N of W of N end of Loch of Assater
50k map sheet North Shetland ? (129)

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View the geology near 'North Shetland ?'

Map reference HU 293 800
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


S43387

Cross Polarized, S43387

Plane Polarized, S43387

Plane Polarized, S43387


S43387/A

Cross Polarized, S43387/A

Plane Polarized, S43387/A

Plane Polarized, S43387/A