BGS mineralogy and petrology collection record

Sample number	E38532; COLLNOBL36;
Sample Donor	Leveridge,B.E.
Rock name	'Original entry: Rhyolite'
Stratigraphy	Not entered
Comments	Rhyolitic 'Plug' within Sst.
Locality details	800 yds W of Afon Cwm Penamnen
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 7302 5105
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.