| Resource Area |
|
|
|
Indicated |
|
|
|
|
|
|
Inferred |
|
|
|
|
Tonnes |
Au (g/t) |
Au (ozs) |
Ag (g/t) |
Ag (ozs) |
AuEq (g/t) |
AuEq (ozs) |
Tonnes |
Au (g/t) |
Au (ozs) |
Ag (g/t) |
Ag (ozs) |
AuEq (g/t) |
AuEq (ozs) |
| Doby George1 |
12,922,000 |
0.98 |
407,000 |
|
|
0.98 |
407,000 |
4,999,000 |
0.73 |
118,000 |
|
|
0.73 |
118,000 |
| Wood Gulch2 |
|
|
|
|
|
|
|
4,359,000 |
0.66 |
93,000 |
5.80 |
808,000 |
0.74 |
104,543 |
| Gravel Creek3 |
1,315,000 |
4.73 |
200,000 |
75.0 |
3,169,000 |
5.81 |
245,271 |
2,744,000 |
4.16 |
367,000 |
60.20 |
5,307,000 |
5.02 |
442,814 |
| TOTAL |
14,237,000 |
1.33 |
607,000 |
75.0 |
3,169,000 |
1.43 |
652,271 |
12,102,000 |
1.48 |
578,000 |
15.74 |
6,115,000 |
1.71 |
665,357 |
$1800 Gold Price , Ag: Au used is 70:1
1. Pit constrained 0.2 g/t Aueq cutoff for oxide, 0.4 g/t Au cutoff for mixed and 1.4 g/t Au cutoff for unoxidized
2. Pit constrained 0.2 g/t Aueq cutoff
3. 3.0 g/t Au cutoff
| Gravel Creek Sensitivity Table with Varying Grade Cut-offs |
|
|
|
|
Indicated |
|
|
|
|
|
|
Inferred |
|
|
|
| Cutoff (Au g/t) |
Tonnes |
Au (g/t) |
Au (ozs) |
Ag (g/t) |
Ag (ozs) |
AuEq (g/t) |
AuEq (ozs) |
Tonnes |
Au (g/t) |
Au (ozs) |
Ag (g/t) |
Ag (ozs) |
AuEq (g/t) |
AuEq (ozs) |
| 2.0 |
2,079,000 |
3.72 |
249,000 |
59.6 |
3,986,000 |
4.58 |
305,943 |
5,394,000 |
3.12 |
540,000 |
45.5 |
7,897,000 |
3.77 |
652,814 |
| 3.0 |
1,315,000 |
4.73 |
200,000 |
75.0 |
3,169,000 |
5.81 |
245,271 |
2,744,000 |
4.16 |
367,000 |
60.20 |
5,307,000 |
5.02 |
442,814 |
All resources were independently estimated by Mine Development Associates of Reno, Nevada and documented.
"2021 Updated Resource Estimates And Technical Report For The Aura Gold-Silver Project, Elko County, Nevada" Effective Date October 14, 2021
- Gravel Creek resource is entirely sulfide material
- Wood Gulch resource is oxide material
- Doby George resource is 81% oxide, 17% mixed and 2% unoxidized in Indicated category and 56% oxide, 37% mixed and 7% unoxidized in Inferred category