BGS mineralogy and petrology collection record

Sample number	E26728; COLLNOA142;
Sample Donor	Whitehead,T.H.
Rock name	'Original entry: Hornblende Porphyrite'
Stratigraphy	Not entered
Comments	Not entered
Locality details	W slope of Moel Llyfrant
50k map sheet	Bala (136) View images in GeoScenic related to 'Bala' View the geology near 'Bala'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.