BGS mineralogy and petrology collection record

Sample number	E71496; COLLNODMA25;
Sample Donor	Millward, D.
Rock name	Dacitic-Rock.
Stratigraphy	Borrowdale Volcanic Group.
Comments	Porphyritic Dacite
Locality details	Castle Rock
50k map sheet	Keswick (29) View images in GeoScenic related to 'Keswick' View the geology near 'Keswick'
Map reference	NY 3216 1959
Year collected	0
Bore name	Not applicable
Confidentiality	No restrictions