BGS mineralogy and petrology collection record

Sample number	E7207; COLLNO191; PHOTOM765;
Sample Donor	Dewey,H.
Rock name	Basalt. 'Original entry: Spilite'
Stratigraphy	Not entered
Comments	Lenticles of vesicular lava, with flow lines of albite.
Locality details	500 Yds. E. of Lewannick Church.
50k map sheet	Tavistock (337) View images in GeoScenic related to 'Tavistock' View a geological map near 'Tavistock'
Map reference	SX 277 807
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.