BGS mineralogy and petrology collection record

Sample number	E26414; COLLNOEE517;
Sample Donor	Elliot,R.W.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Quartz porphyry (loose boulder).
Locality details	1550 Yds. E. at 7.5 deg. S. of N. building of Bryn-Gwyn Farm.
50k map sheet	St. Davids (209) View images in GeoScenic related to 'St. Davids' View a geological map near 'St. Davids'
Map reference	SM 858 245
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.