BGS mineralogy and petrology collection record

Sample number E63091; COLLNOKB91;
Sample Donor Not entered
Rock name Dolerite (Synonymous With Microgabbro). 'Original entry: Dolerite'
Stratigraphy Not entered
Comments Nr lwr contact, in Lwr Crafnants, nr acid aggl. raft(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=Fine-grained
Locality details Glogwyn yr Bryr
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 7210 6675
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E63091

Cross Polarized, E63091

Plane Polarized, E63091

Plane Polarized, E63091