Description:A site to way mark all kinds of mines from around the world, working or abandoned mines, metal (ie Tin, Copper, Zinc etc) or non metal mines (ie Coal, Diamond, Salt etc). To exclude quarries (ie where road stone or a none specific mineral is worked. To include open pits / mines ie Coal, Copper, Gypsum etc). Excludes natural caves unless exploited for mineral (ie Derbyshire Blue John Mines or similar). Can include named placer or alluvial mine sites.