Gold$2,045.30+0.52%
Silver$23.84-0.18%
Copper$3.85+1.23%
Platinum$912.40-0.33%
Iron Ore$118.50+2.14%
Nickel$16,892-0.89%
GOLDFEASIBILITY STUDYPROJECT ECONOMICS

San Agustin Mine (PEA case from Technical Report Highlights) Feasibility Study: $12M NPV, 156% IRR

ByMining Stocks Research
Jun 21, 2026
Source:Heliostar Metals Ltd.
Heliostar Metals Ltd. logo
Related Company
Heliostar Metals Ltd.
$HSTR.V
View Company →

Heliostar Metals Ltd.'s San Agustin Mine (PEA case from Technical Report Highlights) in Durango, Mexico has a Feasibility Study outlining an after-tax NPV of $12M, an after-tax IRR of 156%, and initial capital of $40M.

Heliostar Metals Ltd.'s San Agustin Mine (PEA case from Technical Report Highlights) has reported Feasibility Study results for the gold project in Durango, Mexico. The study headlines an after-tax net present value of $12M at a 5% discount rate. It reflects Heliostar Metals Ltd.'s (HSTR.V) latest disclosed economics for the asset.

Economics. The after-tax NPV is $12M using a 5% discount rate. After-tax IRR is 156%. Initial capital expenditure is estimated at $40M. The study models a payback period of 1.2 years. All-in sustaining costs are pegged at 1990 USD/GEO. Economics are based on Base case $2,100/oz Au; $3,000/oz upside.

Production and mine plan. The project envisions an open-pit operation. Average annual production is approximately 37.1 koz Au.

Resources and ownership. Mineral reserves: 68 koz Au @ 0.29 g/t. The company holds a 100% interest in the project. Royalties and streams: 0%.

These figures are extracted from Heliostar Metals Ltd.'s technical disclosures and reflect the most recent Feasibility Study on file. Compare this project against other developers and producers in our project economics database, and always verify the numbers against the original technical report before making any investment decision.

Continue reading on
Heliostar Metals Ltd.
Read Full Article →
◆ ◆ ◆