Balnoon Mine (Vorvas Downs Mine; Warvas Downs Mine), Trewartha, St Ives, St Ives District, Cornwall, England, UK
|Latitude & Longitude (WGS84):||50° 11' 30'' North , 5° 29' 15'' West|
|Latitude & Longitude (decimal):||50.1916666667, -5.4875|
|UK National Grid Reference:||SW511383|
|Other regions containing this locality:||Devon and Cornwall metalliferous mining district, England, UK|
Ancient tin mines, active from 1837 to 1864 and re-opened in 1905 (total output: 213 tons of tin). Extensive waste tips are still present in the vicinity of Higher Vorvas Farm, about 1 km SW of Carbis Bay.
3 valid minerals.
|Geologic Time||Rocks, Minerals and Events|
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
|Permian - Carboniferous|
252.17 - 358.9 Ma
|Unnamed Igneous Intrusion, Carboniferous To Permian|
Age: Paleozoic (252.17 - 358.9 Ma)
Reference: British Geological Survey. DiGMapGB-625. British Geological Survey ©NERC.