BGS mineralogy and petrology collection record

Sample number	MR1769; COLLNO739;
Sample Donor	Hall,T.C.
Rock name	Basalt. 'Original entry: Spilite, Porphyritic'
Stratigraphy	Upper Devonian.
Comments	Spilite, porphyritic,Upper Devonian,Collected byTC Hall 739
Locality details	Qy. 1/4 mile S if Illand, North Hill,
50k map sheet	Tavistock (337) View images in GeoScenic related to 'Tavistock' View a geological map near 'Tavistock'
Map reference	SX 289 780
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions