BGS mineralogy and petrology collection record

Sample number	E63485; COLLNOKB485;
Sample Donor	Not entered
Rock name	Microgranite. 'Original entry: Microgranite'
Stratigraphy	Not entered
Comments	Intrusion into Nant Ffrancon Fm., see also KB486(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=Felsitic
Locality details	Cwm Pennant
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 5428 4763
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.