BGS mineralogy and petrology collection record

Sample number	E63351; COLLNOKB351;
Sample Donor	Not entered
Rock name	Rhyolite. 'Original entry: Rhyolite Composite'
Stratigraphy	Not entered
Comments	From same sill as KB348-350(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=F-b, autobrecciated
Locality details	Ceseiliau Moelwyn
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 6668 4442
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.