BGS mineralogy and petrology collection record

Sample number S15115
Sample Donor Horne, J.; Peach, B.N.;
Rock name 'Original entry: Porphyritic Granite'
Stratigraphy Not entered
Comments Porphyritic granite, Trans R Soc Edin Vol. 32, pp. 359-388; in gneiss
Locality details Bixter Voe
50k map sheet Central Shetland (128)

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Map reference HU 328 518
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


S15115

Cross Polarized, S15115

Plane Polarized, S15115

Plane Polarized, S15115