BGS mineralogy and petrology collection record

Sample number	S81990; COLLNOCX2219;
Sample Donor	Smith,C.G.
Rock name	Quartzite. 'Original entry: Biotite Quartzite'
Stratigraphy	Not entered
Comments	Biotitic quartzite
Locality details	140m NW of Tom Bad a' Mhonaidh
50k map sheet	Ballater (65E) View images in GeoScenic related to 'Ballater' View a geological map near 'Ballater'
Map reference	NO 2755 9206
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.