BGS mineralogy and petrology collection record

Sample number	E63526; COLLNOKB526;
Sample Donor	Not entered
Rock name	Rhyolite. 'Original entry: Rhyolite'
Stratigraphy	Not entered
Comments	Qtz. veins, 25m from contact, trial adit 100m away(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=Flow-banded
Locality details	Castell Emrys
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 6060 4910
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.