BGS mineralogy and petrology collection record

Sample number E21039
Sample Donor Dunham,K.C.
Rock name 'Original entry: Crinoidal Limestone'
Stratigraphy Not entered
Comments Scar Limestone
Locality details River Wear 700' W. of Daddry Shield Bridge
50k map sheet Alston (25)

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Map reference NY 897 380
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


E21039

Cross Polarized, E21039

Plane Polarized, E21039

Plane Polarized, E21039