BGS mineralogy and petrology collection record

Sample number	S75134; COLLNOLY057;
Sample Donor	Robertson,S.
Rock name	Tuff.
Stratigraphy	Not entered
Comments	Biotite-bearing acid gneiss rock, ?ignimbrite
Locality details	Pilketty Burn, Glenbervie
50k map sheet	Stonehaven (67) View images in GeoScenic related to 'Stonehaven' View a geological map near 'Stonehaven'
Map reference	NO 766 811
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.