BGS mineralogy and petrology collection record

Sample number E22061
Sample Donor Road Research Laboratory
Rock name Microgranite. 'Original entry: Microgranite'
Stratigraphy Not entered
Comments Killas rock.
Locality details Hingston Down Quarry, Gunnislake.
50k map sheet Tavistock (337)

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Map reference
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


E22061

Cross Polarized, E22061

Plane Polarized, E22061

Plane Polarized, E22061