BGS mineralogy and petrology collection record

Sample number	S41117; COLLNOXN1029;
Sample Donor	Wright,J.
Rock name	'Original entry: Acid Porphyrite'
Stratigraphy	Not entered
Comments	Felsic porphyrite from 6 ft cross-cutting sheet in psammite
Locality details	R Mallie, 3070 yds E 8 deg S of N summit (3224 ft) of Gulvain
50k map sheet	Loch Eil (62) View images in GeoScenic related to 'Loch Eil' View the geology near 'Loch Eil'
Map reference	NN 0302 8708
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.