BGS mineralogy and petrology collection record

Sample number	S41118; COLLNOXN1030;
Sample Donor	Wright,J.
Rock name	'Original entry: Quartz-Microdiorite'
Stratigraphy	Not entered
Comments	Epidote microdiorite from carious-weathering sheet in psammite; total thickness not seen
Locality details	R Mallie, 2990 yds E 10 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 0292 8700
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.