Reserves & Resources 2019 As at December 31, 2019

  • Ag
  • Au
  • Cu
  • Sb
2019

Total Company Mineral Reserves

Category Ag
(cont. koz)
Au
(cont. koz)
Sb
(cont. kt)
Proven Reserves 292 37 5.4
Probable Reserves 7,511 779 12.4
Proven and Probable Reserves 7,803 816 17.8

Total Company Mineral Resources
Inclusive of Mineral Reserves

Category Ag
(cont. koz)
Au
(cont. koz)
Sb
(cont. kt)
Cu
(cont. klb)
Measured Resources 421 90 12.7
Indicated Resources 39,871 1,465 24.0 459,000
Measured and Indicated Resources 40,292 1,555 36.7 459,000
Inferred Resources 10,255 477 9.0 13,000

Click here for complete notes to the Company’s Mineral Resource and Reserve estimates.

Costerfield 2019 Year-end

  • Au
  • Sb
2019 Year-end

Costerfield Mineral Reserves

Category Ore
(kt)
Sb Grade
(%)
Sb.
(cont. kt)
Au Grade
(g/t)
Au
(cont. koz)
Proven Reserves 114 4.8 5.4 9.5 35
Probable Reserves 360 3.4 12.4 14.6 169
Proven and Probable Reserves 474 3.8 17.8 13.4 204

Costerfield Mineral Resources Inclusive of Mineral Reserves

Category Resource
(kt)
Sb Grade
(%)
Sb
(cont. kt)
Au Grade
(g/t)
Au
(cont. koz)
Measured Resources 283 4.5 12.7 9.6 87
Indicated Resources 830 2.9 24.0 9.6 256
Measured and Indicated Resources 1,113 3.3 36.7 9.6 344
Inferred Resources 533 1.7 9.0 6.8 117

Björkdal 2019 Year-end

  • Au
2019 Year-end

Björkdal Mineral Reserves

Category Ore
(kt)
Au Grade
(g/t)
Au
(cont. koz)
Probable Reserves
     Underground 5,410 2.10 365
     Open Pit 2,875 1.23 114
     Norrberget Open Pit 162 2.80 15
     Stockpile 2,644 0.64 54
Proven and Probable Reserves    11,090 1.54 548

 Björkdal Mineral Resources Inclusive of Mineral Reserves

Category Resource
(kt)
Au Grade
(g/t)
Au
(cont. koz)
Indicated Resources
     Underground 9,656 2.58 799
     Open Pit 3,114 2.08 208
      Norrberget Open Pit 144 3.29 15
      Stockpile 2,644 0.64 54
Measured and Indicated Resources 15,558 2.15 1,077
     Underground 2,143 2.36 163
     Open pit 3,338 1.30 139
    Norrberget Open Pit 3 4.03 0.5
     Stockpile
Inferred Resources 5,483 1.71 302

Cerro Bayo 2017 Year-end

  • Ag
  • Au
2017 Year-end

Cerro Bayo Mineral Reserves

Category Ore
(kt)
Ag Grade
(g/t)
Ag
(cont. koz)
Au Grade
(g/t)
Au
(cont. koz)
Proven Reserves 40 227 292  1.72  2
Probable Reserves 816 286 7,511  2.37  62
Proven and Probable Reserves   856 284 7,803  2.34 64

Cerro Bayo Mineral Resources
Inclusive of Mineral Reserves

Category Resource
(kt)
Ag Grade
(g/t)
Ag
(cont. koz)
Au Grade
(g/t)
Au
(cont. koz)
Measured Resources 47 279 421 2.15  3
Indicated Resources 854 352 9,671 3.07 84
Measured and Indicated Resources 901 348 10,092 3.02 87
Inferred Resources 513 204 3,355 2.52 42

Challacollo 2014 Year-end

  • Ag
  • Au
2014 Year-end

Challacollo Mineral Resources

Category Resource
(kt)
Ag Grade
(g/t)
Au Grade
(g/t)
Ag
(cont. koz)
Au
(cont. koz)
Measured Resources
Indicated Resources 4,700 200 0.32 30,200 48
Measured and Indicated Resources 4,700 200 0.32 30,200 48
Inferred Resources 1,600 134 0.31 6,900 16

La Quebrada 2012 Mid-year

  • Ag
  • Cu
2012 Mid-year

La Quebrada Mineral Resources

Category Resource
(t)
Cu Grade
(%)
Cu
(cont. lb)
Ag Grade
(g/t)
Ag
(cont. oz)
Measured Resources
Indicated Resources 34,800,000 0.6% 459,000,000 10 11,200,000
Measured and Indicated Resources 34,800,000 0.6% 459,000,000 10 11,200,000
Inferred Resources 1,000,000 0.6% 13,000,000 11 400,000