BGS mineralogy and petrology collection record

Sample number	S40286; COLLNOXN709;
Sample Donor	Wright,J.E.
Rock name	'Original entry: Altered Foliated Biotite-Quartz Microdiorite'
Stratigraphy	Not entered
Comments	Microdiorite from 2 ft concordant sheet in flaggy psammite
Locality details	Allt Aird Eachaidh, 610 yds N 43 deg E of Ardachvie
50k map sheet	Loch Eil (62) View images in GeoScenic related to 'Loch Eil' View the geology near 'Loch Eil'
Map reference	NN 1448 9071
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.