BGS mineralogy and petrology collection record

Sample number	MR1823/a
Sample Donor	Dewey,H.
Rock name	'Original entry: Pegmatite Vein In Polyphant Picrite'
Stratigraphy	Not entered
Comments	Not entered
Locality details	Polyphant Quarry, Lewannick, Cornwall
50k map sheet	Tavistock (337) View images in GeoScenic related to 'Tavistock' View the geology near 'Tavistock'
Map reference	SX 260 826
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions