Project:
Aranzazu Copper-Gold-Silver mine
Status:
Producing
Location:
Zacatecas, Mexico
Ownership:
100% owned by Aura Minerals Inc. (“Aura”)
Royalty:
1.00% net smelter return royalty covering a ~1,440 hectare area, which includes the location of the existing underground mine and entire mineral resource and reserve estimates for Aranzazu.
Aura disclosed that Aranzazu produced 9.5 Mlbs CuEq at cash costs of $1.90/lb CuEq during Q2 2021 and 11.7 Mlbs CuEq at cash costs of $1.46/lb CuEq during Q1 2021. Aura further disclosed the production guidance range for Aranzazu for the second half of 2021 is calculated as 22.8 and 27.5 Mlbs CuEq.(1)
As of December 31, 2020, Aura disclosed the mineral resource and reserve estimates for Aranzazu as:(2)
December 31, 2020 Mineral Resource Estimate
| Tonnes | Grade | Contained Metal (Kt) | |||||
| Classification | Kt | Cu (%) | Au (g/t) | Ag (g/t) | Cu (Klbs) | Au (koz) | Ag (koz) |
| Measured | 9,544 | 1.47 | 1.14 | 20.75 | 310,167 | 350 | 6,367 |
| Indicated | 2,483 | 1.27 | 1.04 | 18.63 | 69,408 | 83 | 1,487 |
| Measured & Indicated | 12,027 | 1,43 | 1.12 | 20.31 | 379,575 | 433 | 7,854 |
| Inferred | 3,497 | 1.45 | 0.98 | 19.82 | 111,816 | 110 | 2,229 |
December 31, 2020 Mineral Resource Estimate
| Tonnes | Grade | Contained Metal (Kt) | |||||
| Classification | Kt | Cu (%) | Au (g/t) | Ag (g/t) | Cu (Klbs) | Au (koz) | Ag (koz) |
| Proven | 5,424 | 1.36 | 1.02 | 18.29 | 162,705 | 178 | 3,189 |
| Probable | 850 | 1.33 | 1.03 | 19.23 | 24,924 | 28 | 525 |
| Proven & Probable | 6,274 | 1.36 | 1.02 | 18.41 | 187,629 | 206 | 3,714 |
Notes:
- Refer to Aura Q2 2021 Results Release and Guidance 2021 Update and Management’s Discussion and Analysis for the three and six months ended June 30, 2021. Copper Equivalent production was calculated based on gold equivalent ounce guidance, gold equivalent ounce production for the six months ended June 30, 2021, and commodity price assumptions used in gold equivalent ounce calculations disclosed by Aura.
- Refer to Aura Annual Information Form for the year ended December 31, 2020, dated March 31, 2021.