BGS mineralogy and petrology collection record

Sample number	E4210; NEG171M 1524;
Sample Donor	H.D.C
Rock name	'Original entry: Porphyrite'
Stratigraphy	Not entered
Comments	Surveyor Vol.XV111.(1905)p.634. Road marking stones, p.11. (Test.74.)
Locality details	Mancetter, Atherstone
50k map sheet	Coventry (169) View images in GeoScenic related to 'Coventry' View the geology near 'Coventry'
Map reference	SP 32 97
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.