BGS mineralogy and petrology collection record

Sample number	S99994; MRPROGKLM1119;
Sample Donor	Fortey,N.J.; Redwood, S.D.;
Rock name	Tuff. 'Original entry: Tuff'
Stratigraphy	Devonian.
Comments	silicified tuff with vuggy fractures, crossed by zones of very pale ?argillaceous alteration
Locality details	Glen Devon area
50k map sheet	Stirling (39) View images in GeoScenic related to 'Stirling' View a geological map near 'Stirling'
Map reference	NO -139 0804
Year collected	1988
Bore name	Not applicable
Confidentiality	No restrictions