BGS mineralogy and petrology collection record

Sample number	E37715; ELABNO2177;
Sample Donor	Dunham,K.C.
Rock name	'Original entry: Altered Granite With Quartz, Tourmaline, Cassiterite, Hematite Vein'
Stratigraphy	Not entered
Comments	Tin ore
Locality details	Geevor Tin Mine, 13th level, Sim's vein. 100 ft N. of intersection with main crosscut. Pendeen, St. Just
50k map sheet	Penzance (351) View images in GeoScenic related to 'Penzance' View the geology near 'Penzance'
Map reference	SW 375 346
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.