BGS mineralogy and petrology collection record

Sample number	E48370; COLLNODAN1261;
Sample Donor	Dangerfield,J.; Hawkes,J.R.;
Rock name	Not entered
Stratigraphy	Not entered
Comments	Gilbertitized non megacrystic granite.
Locality details	Tregonning Hill, China Clay Pit, 2.1 Km. at 306 deg from Breage Church.
50k map sheet	Penzance (351) View images in GeoScenic related to 'Penzance' View a geological map near 'Penzance'
Map reference	SW 6018 2976
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.