BGS mineralogy and petrology collection record

Sample number	S99206; COLLNORYF25;
Sample Donor	Petterson, M.G; Thomas,C.W.;
Rock name	Psammite. 'Original entry: Greenbeds'
Stratigraphy	Not entered
Comments	Greenbeds, psammitic, pyritiferous
Locality details	Letter Burn 1100m N of Letter
50k map sheet	Loch Lomond (38) View images in GeoScenic related to 'Loch Lomond' View the geology near 'Loch Lomond'
Map reference	NN 4653 1180
Year collected	1996
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.