BGS mineralogy and petrology collection record

Sample number	E29848; COLLNOKY640;
Sample Donor	Kellaway,G.A.
Rock name	Not entered
Stratigraphy	Silurian. Lower Trap.
Comments	Silurian rocks. Tortworth Inlier. Near Base of Lower Trap
Locality details	Cess Pit excavaton, S side of Damery - Huntigford Rd.
50k map sheet	Malmesbury (251) View images in GeoScenic related to 'Malmesbury' View the geology near 'Malmesbury'
Map reference	ST 710 943
Year collected	0
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.