BGS mineralogy and petrology collection record

Sample number	E36331; COLLNOJW364;
Sample Donor	Wright,J.
Rock name	Wacke. 'Original entry: Greywacke'
Stratigraphy	Not entered
Comments	Fine grained purplish grey micaceous sandstone from near base of quarry section. (Upper Carboniferous Welcombe Formation).
Locality details	Old quarry, 620 Yds. at 208 deg. from Cheldon House.
50k map sheet	Cholmleigh (309) View images in GeoScenic related to 'Cholmleigh' View the geology near 'Cholmleigh'
Map reference	SS 7241 1316
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.