BGS mineralogy and petrology collection record

Sample number E23681
Sample Donor Armstrong,G.; Dunham,K.C.;
Rock name 'Original entry: Cdolomite-Anhydrite Siltstone'
Stratigraphy Not entered
Comments 2528' ? Anhydrite marl in Keuper
Locality details Eskdale BH No4
50k map sheet Whitby & Scalby (44)

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Map reference NZ 90423 07774
Year collected Not entered 
Bore name Eskdale 4
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E23681

Cross Polarized, E23681

Plane Polarized, E23681

Plane Polarized, E23681