Auction 31: 01 May - 04 May 2006

Gravel Hill Mine, Perranzauloe, Cornwall, United Kingdom

St Agnes, Cornwall, United Kingdom

St Lorenz Mine, Clausthal-Zellerfeld, Goslar, Lower Saxony, Germany

Old Zolfiere Mine, Pereta, Scansano, Grosseto Province, Tuscany, Italy

Musonoi Mine, Kolwezi, Lualaba, DR Congo

Masson Hill Quarry, Matlock, Derbyshire, United Kingdom

Cínovec/Zinnwald, Teplice, Ústí nad Labem Region, Czech Republic

Boltsburn Mine, Rookhope, Weardale, County Durham, United Kingdom

Săcărâmb, Deva, Hunedoara County, Romania

Li Gian Mine, Wenshan, Yunnan Province, China (Peoples Republic)

Tsumeb Mine, Otavi Highlands, Namibia

Tafelkop, Goboboseb, Brandberg, Dâures, Erongo Region, Namibia

Novo Horizonte, Bahia, Brazil

Hemerdon Bal Open Working, Plympton, Devon, United Kingdom

Uchucchacua Mine, Oyon Province, Lima Department, Peru

Nebida Mine, Nebida, Iglesias, Carbonia-Iglesias Province, Sardinia, Italy