BGS mineralogy and petrology collection record

Sample number	E38126; MR31827; COLLNO25;
Sample Donor	Gritstone Project
Rock name	Wacke. 'Original entry: Greywacke'
Stratigraphy	Not entered
Comments	Medium grained sandstone (Wenlock/Ludlow) Silurian. Used as part of 1970's Roadstone Project
Locality details	Craig Lelo Quarry, 3.5 miles NNW. of Corwen.
50k map sheet	Corwen (120) View images in GeoScenic related to 'Corwen' View the geology near 'Corwen'
Map reference	SJ 064 488
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.