BGS mineralogy and petrology collection record

Sample number E30454; COLLNOC163;
Sample Donor Collins,G.H.
Rock name Not entered
Stratigraphy Not entered
Comments Banded shaly siltstone.
Locality details Park Gate Quarry, Tavistock.
50k map sheet Barnstaple (293)

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Map reference SS 556 296
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


E30454

Cross Polarized, E30454

Plane Polarized, E30454

Plane Polarized, E30454