BGS mineralogy and petrology collection record

Sample number	S65757; COLLNOGX489;
Sample Donor	Mendum,J.R.
Rock name	'Original entry: Acid Gneiss'
Stratigraphy	Not entered
Comments	Lewisian acid gneiss
Locality details	Quarry, 500 yds WNW of Ribigill, near Tongue
50k map sheet	Tongue (114) View images in GeoScenic related to 'Tongue' View the geology near 'Tongue'
Map reference	NC 5793 5461
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.