BGS mineralogy and petrology collection record

Sample number	E29472; MR25009; COLLNOYG130;
Sample Donor	Smith,D.B.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Lower part of L. Magnesian Limestone
Locality details	Old quarry Grimstone Banks 2000' WSW. Of Offerton Hall
50k map sheet	Sunderland (21) View images in GeoScenic related to 'Sunderland' View a geological map near 'Sunderland'
Map reference	NZ 338 549
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.