Mineral Resources

The PEA is based on a new mineral resource estimate incorporating the results from the 125 core drill holes completed on the project to date.

La Fortuna Mineral Resource Estimate at 1.0 g/t Au Cut-off Grade

Category Tonnes
t
Au
g/t
Ag
g/t
Cu
%
Au
oz
Ag
oz
Cu
t
Measured 1,755,400 2.96 17.5 0.23 167,100 987,800 4,000
Indicated 1,714,300 2.59 15.5 0.21 142,800 854,400 3,600
Measured + Indicated 3,469,700 2.78 16.5 0.22 309,800 1,842,200 7,600
Inferred 156,300 1.72 8.5 0.09 8,600 42,700 100

Notes:
1. The effective date of the resource estimate is July 13, 2018.
2. All material tonnes and metal values are undiluted.
3. Metal prices are US$1,250/oz gold, US$16/oz silver and US$5,725/t copper.
4. Further details of the resource estimate are provided in the Minera Alamos August 16, 2018 press release.
5. Mineral resources that are not mineral reserves do not have demonstrated economic viability.


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