BGS mineralogy and petrology collection record

Sample number E30460; COLLNOC170;
Sample Donor Collins,G.H.
Rock name Not entered
Stratigraphy Not entered
Comments Micaceous siltstone.
Locality details Stoney Quarry, Alver, Discott.
50k map sheet Barnstaple (293)

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Map reference SS 514 256
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


E30460

Cross Polarized, E30460

Plane Polarized, E30460

Plane Polarized, E30460