BGS mineralogy and petrology collection record

Sample number	E18229; COLLNOK14MI27185;
Sample Donor	Dines,H.G.
Rock name	'Original entry: Broken Greisen'
Stratigraphy	Not entered
Comments	4th Level on wolfram lode. Vein of granite in the lode.
Locality details	Castle-an-Dinas, St. Columb Major.
50k map sheet	Bodmin (347) View images in GeoScenic related to 'Bodmin' View the geology near 'Bodmin'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.