BGS mineralogy and petrology collection record

Sample number E18340; COLLNORB1674;
Sample Donor Road Board
Rock name 'Original entry: Quartz Enstatite Dibase'
Stratigraphy Not entered
Comments Called Pen Berry Rock.
Locality details Penberry Granite quarries, St. Davids, 2.5 miles N. of St. Davids.
50k map sheet St. Davids (209)

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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


E18340

Cross Polarized, E18340

Plane Polarized, E18340

Plane Polarized, E18340