BGS mineralogy and petrology collection record

Sample number	E18456; E18456/A; E18456/B; COLLNOJS.230;
Sample Donor	Stephens,J.V.
Rock name	'Original entry: Crinoidal Shelly Limestone'
Stratigraphy	Not entered
Comments	Contact of vein with Lst.wall. Lst darkened? Fluoritization
Locality details	Mill Close Mine, Darley Bridge, 129 Fm. Level
50k map sheet	Chesterfield (112) View images in GeoScenic related to 'Chesterfield' View the geology near 'Chesterfield'
Map reference	SK 259 624
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions