BGS mineralogy and petrology collection record

Sample number	S25833; COLLNOWE137;
Sample Donor	Flett,J.S.
Rock name	'Original entry: Calcareous Sandstone'
Stratigraphy	Not entered
Comments	Volcanic neck; neck material
Locality details	Park Head N of Barth Wick, S Ronaldsay
50k map sheet	Hoy (117) View images in GeoScenic related to 'Hoy' View the geology near 'Hoy'
Map reference	ND 435 868
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.