Tierra Group provides Tailings Stewardship Services for the Marlin Mine Tailings Storage Facility. Tierra Group performed a 5-year Dam Safety Review consistent with the Canadian Dam Association protocols, a Facilitated Risk Assessment, site training and in depth inspections of management practices and facilities to assure Best Management Practices (BMP) are implemented and potential risks reduced.
Tierra Group assisted with developing tailings disposal alternatives.
Tierra Group provided a Third-Party review of the Hermosa Project Tailings Storage Facility Design and Construction stages 1 & 2 in Patagonia, Arizona
The Yauricocha Mine is a polymetallic (copper, lead, zinc) underground mine located in Yauyos Province, Lima, Peru. Tailings are deposited in the Yauricocha Tailings Storage Facility (TSF) located 3km from the process plant. Tierra Group was engaged in 2015 to…
Tierra Group was commissioned by Doe Run to design a new tailings storage facility at the Brushy Creek Mine. Tierra Group completed a geotechnical investigation including boring, classifying, and sampling soil and rock. Trade-off studies were performed to minimize construction…
Tierra Group was selected to assist Goldcorp with global Tailings Stewardship Strategy (TSS) implementation at all of Goldcorp’s active tailings sites in Latin America (Mexico, Argentina, and Guatemala). Tierra Group worked in conjunction with Goldcorp and another global engineering consulting…
Tierra Group was selected to assist Goldcorp with global Tailings Stewardship Strategy (TSS) implementation at all of Goldcorp’s active tailings sites in Latin America (Mexico, Argentina, and Guatemala). Tierra Group worked in conjunction with Goldcorp and another global engineering consulting…
Lode-Star Gold, Inc., in advance of their proposed mining operations, submited a Physical Separation Facility application with the State of Nevada for their Goldfield Bonanza Project located in Esmeralda County, Nevada. The mine, located in the historic high-grade gold-bearing district of…
Tierra Group conducted a Preliminary Site Assessment of a potential large-scale landslide near the El Diamante Hydropower Complex in Matagalpa, Nicaragua.
Tierra Group assisted the Bald Mountain Mine Project Development Team with an evaluation of potential uses for spent ore on legacy heap leach facilities. Tierra Group completed a collaborative trade-off study with site personnel evaluating spent ore use as overliner…
Tierra Group conducted an Independent Technical review of Vista Gold Corp’s Mt. Todd Tailings Storage Facility Expansion in Northern Territory, Australia. Tierra Group assisted the 2025 Mt. Todd feasibility study project providing TSF and waste rock dump design and water…
Midas Gold’s project is located in the remote central Idaho Rockies near the town of Yellow Pine. It is a brownfields gold-antimony project featuring three open pits and an anticipated 22,000 tpd plant throughput, along with challenging terrain and environmental…
Tierra Group was contracted by Waterton Global Mining Company to prepare the FPCP for TSF No.1 at the Esmeralda Mine. TSF No.1 covered approximately 100 acres, included a rockfill embankment with a maximum height approximately 60 feet, and stored gold tailings. Work…
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