The I-M Mine operated from 1862 to 1957, producing an estimated 2.4 million ounces of gold at an average mill head grade of 0.50 ounces per ton (17.1 grams per tonne). In November 2025, Rise Gold commenced a review of historical data indicating that the I-M Mine may contain significant amounts of tungsten, a metal listed in the U.S. Department of Energy's 2023 DOE Critical Metals List. In March 2026, Rise entered into a strategic development partnership with Morgan Hughes Energy to advance the Idaho-Maryland Mine as a U.S.-based gold and critical-minerals project, with Morgan Hughes supporting capital formation and development planning.
Cyborg Score Rationale
In May 2026, the Superior Court of California denied the Company's Writ of Mandamus seeking recognition of its vested right to operate the I-M Mine. In May 2026, the District Court granted Summary Judgment as to liability against Rise Grass Valley, Inc. in a Clean Water Act lawsuit with trial scheduled for July 12, 2027. The company faces significant legal headwinds that threaten project viability despite securing capital and strategic partnerships.
Top Insights
May 2026 Superior Court ruling denied Rise's Writ of Mandamus, rejecting its vested right claim to operate the Idaho-Maryland Mine without permits.
March 2026 strategic partnership with Morgan Hughes Energy aims to advance capital formation and development planning for the Idaho-Maryland Mine as a critical-minerals project.
November 2025 review identified potential significant tungsten deposits at the Idaho-Maryland Mine, listed on the U.S. Department of Energy's Critical Metals List.
Rise has built $8.0M cash position and conservatively estimates its mineral estate at $400 million based on comparable mines and historic yield.
Named Competitors
Gold mining operations — Leading precious metals mining company
Tungsten and critical minerals exploration — Critical minerals and rare earth elements producer (historical)
California regional gold mining — Precious metals mining with diversified operations
Recent Developments
(May 2026) District Court granted Summary Judgment as to liability in Clean Water Act lawsuit against Rise Grass Valley, Inc.; trial scheduled for July 2027
(May 2026) Superior Court denied Writ of Mandamus seeking vested right to operate without permits
(March 2026) Entered strategic development partnership with Morgan Hughes Energy for capital formation and development planning
(November 2025) CEO David Watkinson appointed; commenced tungsten analysis of historical data
(November 2024) Announced sale of 66 acres of industrial land adjacent to Idaho-Maryland Mine for $4.3 million
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