BGS mineralogy and petrology collection record

Sample number E53265; E53265/A; E53265/B; MR34470; COLLNOB101; ELABNO2850;
Sample Donor Dangerfield,J.; Hawkes,J.R.; Wheatley, C.W.;
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments Granite, small megacryst variant.
Locality details Hill Tor Quarry, 1.6 Km. bearing 321 deg. from Sibblyback Farm.
50k map sheet Tavistock (337)

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Map reference SX 2248 7385
Year collected 1979 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E53265/A

Cross Polarized, E53265/A

Plane Polarized, E53265/A

Plane Polarized, E53265/A


E53265/B

Cross Polarized, E53265/B

Plane Polarized, E53265/B

Plane Polarized, E53265/B