BGS mineralogy and petrology collection record

Sample number	E63459; COLLNOKB459;
Sample Donor	Not entered
Rock name	Rhyolite. 'Original entry: Rhyolite'
Stratigraphy	Not entered
Comments	I/E,some sulphide,within Cei, see also KB457(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=Breccia
Locality details	Castell
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 6382 4780
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.