BGS mineralogy and petrology collection record

Sample number	E1557
Sample Donor	Geikie,A.
Rock name	Porphyry. 'Original entry: Felsite'
Stratigraphy	Not entered
Comments	Not entered
Locality details	Near 1st Greenstone, W of Dolgelly
50k map sheet	Barmouth (149) View images in GeoScenic related to 'Barmouth' View the geology near 'Barmouth'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions