BGS mineralogy and petrology collection record

Sample number	E28909; MR25350; COLLNOUG6522I; X1887A;
Sample Donor	Dawson,J.
Rock name	'Original entry: Prowersite'
Stratigraphy	Not entered
Comments	Trachybasalt variety with amygdales.
Locality details	Columbjohn Qry (1) 5ml. NE of Exeter
50k map sheet	Exeter (325) View images in GeoScenic related to 'Exeter' View the geology near 'Exeter'
Map reference	SS 964 003
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.