BGS mineralogy and petrology collection record

Sample number E3157
Sample Donor Usher,W.A.E.
Rock name 'Original entry: Impure Chert'
Stratigraphy Not entered
Comments Not entered
Locality details Pit, E. of Holne.
50k map sheet Dartmoor Forest (338)

View images in GeoScenic related to 'Dartmoor Forest'

View the geology near 'Dartmoor Forest'

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


E3157

Cross Polarized, E3157

Plane Polarized, E3157

Plane Polarized, E3157