BGS mineralogy and petrology collection record

Sample number E18605; COLLNORB1685B;
Sample Donor Road Board
Rock name 'Original entry: Biotitic Hornfelsed Diabase'
Stratigraphy Not entered
Comments Not entered
Locality details Penlee Quarry, Newlyn.
50k map sheet Penzance (358)

View images in GeoScenic related to 'Penzance'

View the geology near 'Penzance'

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


E18605

Cross Polarized, E18605

Plane Polarized, E18605

Plane Polarized, E18605