BGS mineralogy and petrology collection record

Sample number E3431
Sample Donor Hill, J.B.
Rock name 'Original entry: Hornfels, (Dark, Spotted).'
Stratigraphy Not entered
Comments Close to granite vein.
Locality details Penolver Farm.
50k map sheet Penzance (358)

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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


E3431

Cross Polarized, E3431

Plane Polarized, E3431

Plane Polarized, E3431