BGS mineralogy and petrology collection record

Sample number	E63206; COLLNOKB206;
Sample Donor	Not entered
Rock name	Metadiorite. 'Original entry: Microdiorite'
Stratigraphy	Not entered
Comments	Pen Maen Mawr intrusion into Nant Ffrancon Fm.(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=
Locality details	Pen Maen Mawr, E of tunnel
50k map sheet	Llandudno (94) View images in GeoScenic related to 'Llandudno' View the geology near 'Llandudno'
Map reference	SH 7100 7625
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.