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

Grassy Mountain Feasibility Study: $375M NPV, 39% IRR

ByMining Stocks Research
Jun 21, 2026
Source:Paramount Gold and Silver Corp.
Paramount Gold and Silver Corp. logo
Related Company
Paramount Gold and Silver Corp.
$PZG
View Company →

Paramount Gold and Silver Corp.'s Grassy Mountain in Malheur County, Eastern Oregon, USA has a Feasibility Study outlining an after-tax NPV of $375M, an after-tax IRR of 39%, and initial capital of $190M. The mine plan runs 9.3 years at about 41.4 koz Au per year.

Paramount Gold and Silver Corp.'s Grassy Mountain has reported Feasibility Study results for the gold project in Malheur County, Eastern Oregon, USA. The study headlines an after-tax net present value of $375M at a 5% discount rate. It reflects Paramount Gold and Silver Corp.'s (PZG) latest disclosed economics for the asset.

Economics. The after-tax NPV is $375M using a 5% discount rate. After-tax IRR is 39%. Initial capital expenditure is estimated at $190M, with life-of-mine sustaining capital of $65M. The study models a payback period of 2.2 years. All-in sustaining costs are pegged at 1442 USD/oz. Economics are based on Base case $3,600/oz gold; Upside case $4,618/oz gold.

Production and mine plan. Life of mine is 9.3 years. Average annual production is approximately 41.4 koz Au. Average head grade is 0.18 oz/ton (6.06 g/t). Metallurgical recovery averages 93%.

Resources and ownership. Mineral reserves: 405 koz P&P Gold Reserves. Mineral resources: 1.36 Moz M&I Gold Resources (Inclusive of Reserves). The company holds a 100% interest in the project.

These figures are extracted from Paramount Gold and Silver Corp.'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
Paramount Gold and Silver Corp.
Read Full Article →
◆ ◆ ◆