BGS mineralogy and petrology collection record

Sample number E23987
Sample Donor Earp, J.R.
Rock name 'Original entry: Pyritic Concrtions In Carbonaceous Cryptophyllite'
Stratigraphy Not entered
Comments BGSGB v 9 p27
Locality details N.C.B. BORE 4/7 LONG SYKE HOBERGHAM EAVES BURNLEY
50k map sheet Rochdale (76)

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Map reference SD 82651 30332
Year collected Not entered 
Bore name N.C.B. Bore 4/7
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E23987

Cross Polarized, E23987

Plane Polarized, E23987

Plane Polarized, E23987