BGS mineralogy and petrology collection record

Sample number S25998
Sample Donor Stephens,J.V.
Rock name 'Original entry: Biotite Monchiquite'
Stratigraphy Not entered
Comments Dyke 2 ft 3 in wide, trend 54 deg
Locality details On coast, Bay of Houton, Orphir, 280 yd E of Houth
50k map sheet Kirkwall (119)

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Map reference HY 317 040
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


S25998

Cross Polarized, S25998

Plane Polarized, S25998

Plane Polarized, S25998