BGS mineralogy and petrology collection record

Sample number E17647
Sample Donor Mitchell,G.H.
Rock name 'Original entry: Claystone With Siderite Rhombs'
Stratigraphy Not entered
Comments From depth of 1771ft. 1in. ?Fragmentary bed in grey mudstone. (Coal Measures)
Locality details Darlton Bore. At spot-level 83ft. S.W of Brecks Plantation, East Markham to Darlton Road
50k map sheet Ollerton (113)

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Map reference SK 7506 7322
Year collected Not entered 
Bore name Darlton
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E17647

Cross Polarized, E17647

Plane Polarized, E17647

Plane Polarized, E17647