BGS mineralogy and petrology collection record

Sample number	E63210; COLLNOKB210;
Sample Donor	Not entered
Rock name	Dolerite (Synonymous With Microgabbro). 'Original entry: Dolerite'
Stratigraphy	Not entered
Comments	Complex contact relations, sulphides For T/S only(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=Contact, md., hyalo,
Locality details	Dolgarrog, W of Al works
50k map sheet	Llandudno (94) View images in GeoScenic related to 'Llandudno' View a geological map near 'Llandudno'
Map reference	SH 7666 7630
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.