BGS mineralogy and petrology collection record

Sample number	E10004; COLLNO216;
Sample Donor	Greenly,E.
Rock name	'Original entry: Jasper'
Stratigraphy	Not entered
Comments	Mona Complex. See Anglesey Memoir.p.363.
Locality details	Crymlyn Ravine
50k map sheet	Llandudno (94) View images in GeoScenic related to 'Llandudno' View the geology near 'Llandudno'
Map reference	SH 571 772
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.