BGS mineralogy and petrology collection record

Sample number	E36296; COLLNOMK36;
Sample Donor	Mckeown,M.C.
Rock name	'Original entry: Slate'
Stratigraphy	Not entered
Comments	Well cleaved brittle mauve slates with dark carbonaceous zoning. ? Lower Culm.
Locality details	Stream, 215 Yds. E. at 41 deg. N. of Tregerry Farm.
50k map sheet	Holsworthy (323) View images in GeoScenic related to 'Holsworthy' View the geology near 'Holsworthy'
Map reference	SX 2170 8990
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.