BGS mineralogy and petrology collection record

Sample number	E2005
Sample Donor	Ramsey,Professor
Rock name	Dolerite (Synonymous With Microgabbro). 'Original entry: Ophitic Diabase'
Stratigraphy	Not entered
Comments	Not entered
Locality details	Railway Cutting at Gwern y Fydd. Nr. Builth
50k map sheet	Builth (196) View images in GeoScenic related to 'Builth' View a geological map near 'Builth'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions