BGS mineralogy and petrology collection record

Sample number	E14904; COLLNO813;
Sample Donor	Greenly,E.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Schist altered by dyke
Locality details	Porth-dafarch, pathway
50k map sheet	South Stack (92) View images in GeoScenic related to 'South Stack' View a geological map near 'South Stack'
Map reference	SH 234 802
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.