BGS mineralogy and petrology collection record

Sample number	E7201; COLLNO185;
Sample Donor	Dewey,H.
Rock name	'Original entry: Ophitic Diabase'
Stratigraphy	Not entered
Comments	Fresh augite, leucoxene, albite. .
Locality details	S. of Bowden Derra, Crag by R. Penpont.
50k map sheet	Tavistock (337) View images in GeoScenic related to 'Tavistock' View the geology near 'Tavistock'
Map reference	SX 253 812
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.