BGS mineralogy and petrology collection record

Sample number S12731; COLLNO279;
Sample Donor Grabham, G.W.
Rock name 'Original entry: Glassy Basalt; Chilled Tholeiite Rwe'
Stratigraphy Not entered
Comments With skeleton; probably Permo-Carboniferous intrusion cutting Carboniferous vent, cf. S. 63261
Locality details 470 yds W 30 deg S from Hilton
50k map sheet Glasgow (30)

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Map reference NS 5282 7709
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


S12731

Cross Polarized, S12731

Plane Polarized, S12731

Plane Polarized, S12731