BGS mineralogy and petrology collection record

Sample number	E1586
Sample Donor	Geikie,A.
Rock name	Porphyry. 'Original entry: Felsite'
Stratigraphy	Not entered
Comments	Not entered
Locality details	Cwm above Glaslyn, Snowdon
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View a geological map near 'Snowdon'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions