BGS mineralogy and petrology collection record

Sample number	E4145; COLLNO170;
Sample Donor	Cantrill, T.C.
Rock name	Dolerite (Synonymous With Microgabbro). 'Original entry: Diabase'
Stratigraphy	Not entered
Comments	Complex.
Locality details	30.5. Complex, Coomb, Llangyrog.
50k map sheet	Carmarthen (229) View images in GeoScenic related to 'Carmarthen' View the geology near 'Carmarthen'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.