BGS mineralogy and petrology collection record

Sample number	E29875; COLLNOKY667;
Sample Donor	Kellaway,G.A.
Rock name	Not entered
Stratigraphy	Silurian. Upper Trap.
Comments	Silurian rocks. Tortworth Inlier. Top of Upper Trap Band. ? Ashy Grit
Locality details	Temporary excavation following W approach Rd. to Charfield Station.
50k map sheet	Malmesbury (251) View images in GeoScenic related to 'Malmesbury' View a geological map near 'Malmesbury'
Map reference	ST 723 923
Year collected	0
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.