BGS mineralogy and petrology collection record

Sample number S47333
Sample Donor Phemister,J.
Rock name 'Original entry: Microporphyritic Basalt'
Stratigraphy Not entered
Comments 18-inch dyke in gneiss:idiomorphic An45
Locality details Coast 3000 ft W by N of Grut Ness
50k map sheet Yell (130)

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Map reference HU 337 920
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


S47333

Cross Polarized, S47333

Plane Polarized, S47333

Plane Polarized, S47333