BGS mineralogy and petrology collection record

Sample number	E25700; COLLNOEE324;
Sample Donor	Elliot,R.W.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Upper perlite in the lower rhyolite group.
Locality details	NW. side of Porth Maen-Melyn crags above cliff. 1060 Yds. at 29.5 deg. N. of W. of BM. 678.3 at top of Garn Fawr.
50k map sheet	St. Davids (209) View images in GeoScenic related to 'St. Davids' View the geology near 'St. Davids'
Map reference	SM 887 393
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.