BGS mineralogy and petrology collection record

Sample number E46972; E46972/A; E46972/B; COLLNORT70;
Sample Donor Taylor, R.T.
Rock name Not entered
Stratigraphy Not entered
Comments Elvan (quartz, feldspar porphyry).
Locality details Disused quarry, SE. of Halamanning, 1870 m. at 110 deg from St. Hilary's Church, St. Hilary.
50k map sheet Penzance (351)

View images in GeoScenic related to 'Penzance'

View the geology near 'Penzance'

Map reference SW 5677 3058
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


E46972/A

Cross Polarized, E46972/A

Plane Polarized, E46972/A

Plane Polarized, E46972/A


E46972/B

Cross Polarized, E46972/B

Plane Polarized, E46972/B

Plane Polarized, E46972/B