BGS mineralogy and petrology collection record

Sample number	E11643; COLLNO4763; LABNO543;
Sample Donor	Howe,J.A.
Rock name	'Original entry: Quartzite'
Stratigraphy	Not entered
Comments	Refactory Rocks 'pencil ganister' see min. res. Vi 2nd Edn 1920 p 63
Locality details	Wensley Leyburn
50k map sheet	Richmond (41) View images in GeoScenic related to 'Richmond' View a geological map near 'Richmond'
Map reference	SE 093 008
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.