BGS mineralogy and petrology collection record

Sample number	E63332; COLLNOKB332;
Sample Donor	Not entered
Rock name	Dolerite (Synonymous With Microgabbro). 'Original entry: Dolerite'
Stratigraphy	Not entered
Comments	5m above base of sill, sill in mudstones(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=
Locality details	Bwlch y bathel, Croesor
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 6360 4690
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.