BGS mineralogy and petrology collection record

Sample number S2163; S2163/a;
Sample Donor Jermyn Street Rock Collection
Rock name 'Original entry: Dolerite'
Stratigraphy Not entered
Comments A pegmatite vein with fresh analcite and purple augite, no olivine, cutting normal olivine basalt (seen in hand specification) with red olivine pseudo. Supposed Permian volcanics
Locality details Barnweill Hill
50k map sheet Ayr (14)

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Map reference NS 40 29
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


S2163

Cross Polarized, S2163

Plane Polarized, S2163

Plane Polarized, S2163


S2163/a

Cross Polarized, S2163/a

Plane Polarized, S2163/a

Plane Polarized, S2163/a