BGS mineralogy and petrology collection record

Sample number	E30860; COLLNOJW275;
Sample Donor	Wright,J.E.
Rock name	Chert. 'Original entry: Chert'
Stratigraphy	Not entered
Comments	Dark hornfels ? cherty. Culm.
Locality details	N. side of lane, 220 Yds. E. at 9 deg. N. of Drewsteignton Church.
50k map sheet	Okehampton (324) View images in GeoScenic related to 'Okehampton' View a geological map near 'Okehampton'
Map reference	SX 739 909
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.