BGS mineralogy and petrology collection record

Sample number	E63348; COLLNOKB348;
Sample Donor	Not entered
Rock name	Rhyolite. 'Original entry: Rhyolite Composite'
Stratigraphy	Not entered
Comments	Sill, see also KB349(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 a geological map near 'Snowdon'
Map reference	SH 6665 4464
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.