BGS mineralogy and petrology collection record

Sample number S25929
Sample Donor Stephens,J.V.
Rock name 'Original entry: Calcite'
Stratigraphy Not entered
Comments Vein in dyke 7 ft - 9 ft wide, trend 140 deg
Locality details On coast 300 yd W of Orakirk, Peterton
50k map sheet Kirkwall (119)

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Map reference HY 299 046
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


S25929

Cross Polarized, S25929

Plane Polarized, S25929

Plane Polarized, S25929