From the 1870s (the worlds four largest tin mines)
In the years 1875 to about 1905 at least four tin mines in Tasmania claimed at different times to be the largest tin mines in the world. Two were in the - Queenstown to Rosebery area, of Western Tasmania (Mount Bischoff Mine and Renison Bell Mine) ; and two in the St Helen's to Scottsdale (Anchor Mine and Brie sis Mine) - Eastern Tasmania area.
