BGS mineralogy and petrology collection record

Sample number	S577
Sample Donor	Jack, Robert L.; Maconachie,A.;
Rock name	'Original entry: Porphyrite'
Stratigraphy	Not entered
Comments	Altered Old Red Sandstone
Locality details	Foot of Creagan, Linn Burn, Keltie Water, Callander
50k map sheet	Stirling (39) View images in GeoScenic related to 'Stirling' View the geology near 'Stirling'
Map reference	NN 6420 1176
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.