BGS mineralogy and petrology collection record

Sample number E42686
Sample Donor Hawkes,J.R.
Rock name Wacke. 'Original entry: Subgreywacke'
Stratigraphy Not entered
Comments Fine sandstone, Bideford Formation.
Locality details Northerly of two quarries on W, side of A377. 0.2 Km. N. of the bridge at Umberleigh.
50k map sheet Cholmleigh (309)

View images in GeoScenic related to 'Cholmleigh'

View a geological map near 'Cholmleigh'

Map reference SS 6076 2392
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


E42686

Cross Polarized, E42686

Plane Polarized, E42686

Plane Polarized, E42686