BGS mineralogy and petrology collection record

Sample number S51517; COLLNOYC1554;
Sample Donor Mykura,W.
Rock name 'Original entry: Diorite'
Stratigraphy Not entered
Comments Diorite, medium-grained, holocrystalline
Locality details Stead of Culswick, 360 yd S 57 deg E of S end of Sand Water
50k map sheet Foula (125)

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Map reference HU 271 444
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


S51517

Cross Polarized, S51517

Plane Polarized, S51517

Plane Polarized, S51517