BGS mineralogy and petrology collection record

Sample number S27575
Sample Donor Simpson,J.B.
Rock name 'Original entry: Rotten Olivine-Phyric Basalt Or Dolerite'
Stratigraphy Not entered
Comments Rotten olivine-phyric basalt or dolerite, intrusion, ?age, unclassed basic sill
Locality details Knockbreck
50k map sheet Sanquhar (15)

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Map reference NS 648 228
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


S27575

Cross Polarized, S27575

Plane Polarized, S27575

Plane Polarized, S27575