BGS mineralogy and petrology collection record

Sample number E57763; E57763/A; E57763/B; MR27957; COLLNOD75B; COLLNOJH287;
Sample Donor Chaperlin,K.; Hawkes,J.R.;
Rock name 'Original entry: Granite (Aplite)'
Stratigraphy Not entered
Comments Fine grained granite,(aplite) biotite bearing. Contact zone
Locality details River Taw, Birchy Lake Crags, half mile SSE. of Belstone Church.
50k map sheet Okehampton (324)

View images in GeoScenic related to 'Okehampton'

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Map reference SX 621 932
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


E57763/A

Cross Polarized, E57763/A

Plane Polarized, E57763/A

Plane Polarized, E57763/A


E57763/B

Cross Polarized, E57763/B

Plane Polarized, E57763/B

Plane Polarized, E57763/B