BGS mineralogy and petrology collection record

Sample number S38987; COLLNOXN298;
Sample Donor Wright,J.E.
Rock name 'Original entry: Sub-Spherulitic Biotite-Hornblende Lamprophyre'
Stratigraphy Not entered
Comments From 2 ft cross-cutting sheet in psammite
Locality details Dubh Uisge, 1180 yds W 14 deg S of Duisky School
50k map sheet Loch Eil (62)

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Map reference NN 0117 7680
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


S38987

Cross Polarized, S38987

Plane Polarized, S38987

Plane Polarized, S38987