BGS mineralogy and petrology collection record

Sample number	E8203; COLLNO10;
Sample Donor	Barrow, G.
Rock name	Chert. 'Original entry: Chert'
Stratigraphy	Not entered
Comments	Pyritic.
Locality details	B. Dart, near the big Schorl reef, Chase Wood.
50k map sheet	Dartmoor Forest (338) View images in GeoScenic related to 'Dartmoor Forest' View a geological map near 'Dartmoor Forest'
Map reference	SX 726 714
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.