| Equinox Partners Investment Management LLC | 5.4% | 9.19M | 0 | 9.19M | /s/ Sean M. Fieler | Sean M. Fieler, Manager |  | 
          
            | Equinox Partners, L.P. | 2.1% | 3.63M | 0 | 3.63M | /s/ Sean M. Fieler | Sean M. Fieler, Manager of Equinox Partners Investment Management LLC, the investment manager of Equinox Partners, L.P. |  | 
          
            | Mason Hill Partners, LP | 0.3% | 467K | 0 | 467K | /s/ Sean M. Fieler | Sean M. Fieler, Manager of Equinox Partners Investment Management LLC, the investment manager of Mason Hill Partners, LP |  | 
          
            | Equinox Partners Precious Metals Master Fund, L.P. | 0.2% | 395K | 0 | 395K | /s/ Sean M. Fieler | Sean M. Fieler, Manager of Equinox Partners Investment Management LLC, the investment manager of Equinox Precious Metals Master Fund, L.P. |  | 
          
            | Sean M. Fieler | 5.4% | 9.19M | 0 | 9.19M | /s/ Sean M. Fieler | Sean M. Fieler |  |