BGS mineralogy and petrology collection record

Sample number S11651; COLLNO891;
Sample Donor Clough, C.T.
Rock name 'Original entry: Rhombohedra Of Chalybite Ah'
Stratigraphy Not entered
Comments In fine groundmass, traces of organisms
Locality details Promontory W of Ravenshaugh
50k map sheet Edinburgh (32)

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Map reference NT 368 734
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


S11651

Cross Polarized, S11651

Plane Polarized, S11651

Plane Polarized, S11651