BGS mineralogy and petrology collection record

Sample number	E28496; COLLNO4;
Sample Donor	Thomas,H.H.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Altered slate
Locality details	Herdus
50k map sheet	Whitehaven (28) View images in GeoScenic related to 'Whitehaven' View a geological map near 'Whitehaven'
Map reference	NY 1100 1600
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.