BGS mineralogy and petrology collection record

Sample number E30939; COLLNOKB209;
Sample Donor Beer,K.E.
Rock name 'Original entry: Banded Sandy Siltstone (Sub Greywacke Type)'
Stratigraphy Not entered
Comments Not entered
Locality details River Taw. 160 Yds. N. of North Tawton Railway viaduct.
50k map sheet Okehampton (324)

View images in GeoScenic related to 'Okehampton'

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Map reference SS 659 001
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


E30939

Cross Polarized, E30939

Plane Polarized, E30939

Plane Polarized, E30939