BGS mineralogy and petrology collection record

Sample number	S74288; COLLNOGX854;
Sample Donor	Mendum,J.R.
Rock name	Porphyry.
Stratigraphy	Not entered
Comments	Sill of green/pale grey mottled feldspar porphyry; ?Devonian
Locality details	310m SE of Bridge of Brown
50k map sheet	Tomintoul (75) View images in GeoScenic related to 'Tomintoul' View the geology near 'Tomintoul'
Map reference	NJ 1263 2038
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.