BGS mineralogy and petrology collection record

Sample number	S43919; COLLNOYS16;
Sample Donor	Armstrong,M.
Rock name	'Original entry: Siltstone, Purpble-Brown, Partly Decolourised'
Stratigraphy	Not entered
Comments	Purple-brown siltstone, partly decolourised
Locality details	Geordies Burn, 260 yds N 35 deg E of Longbank
50k map sheet	Stirling (39) View images in GeoScenic related to 'Stirling' View the geology near 'Stirling'
Map reference	NN 8277 0525
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.