BGS mineralogy and petrology collection record

Sample number	N950; COLLNOHY1292;
Sample Donor	Thomas,C.W.
Rock name	Wacke. 'Original entry: Greywacke'
Stratigraphy	Not entered
Comments	Coarse, gritty greywacke
Locality details	Achray Forest, 300m NW of Cos Burn
50k map sheet	Aberfoyle (38E) View images in GeoScenic related to 'Aberfoyle' View a geological map near 'Aberfoyle'
Map reference	NN 5403 0307
Year collected	1997
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.