BGS mineralogy and petrology collection record

Sample number E21980
Sample Donor Shannon,W.G.
Rock name Slate. 'Original entry: Slate'
Stratigraphy Not entered
Comments (No rock) Upper Devonian
Locality details Asheldon Copse
50k map sheet Torquay (350)

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Map reference SX 926 645
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


E21980

Cross Polarized, E21980

Plane Polarized, E21980

Plane Polarized, E21980