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The Kinskuch property is located in the Golden Triangle of British Columbia, a region known for its significant mineral deposits. It is contiguous to the east and south of Dolly Varden's existing Kitsault Valley Project, and its inclusion has increased the total project size to approximately 77,000 hectares. The property is situated on both Nisga'a and Gitanyow Traditional Lands and has a renewed five-year exploration permit.

The Silver Valley/Star project is situated in Wallace, within the Silver Valley of Idaho, a historically significant silver-producing district. It is officially classified by Hecla Mining Company as an exploration project, with a renewed emphasis on exploration across its extensive land package. Hecla's exploration strategy includes targeting extensions of existing ore deposits and untested geochemical anomalies, leveraging refined structural models from recent drilling to improve the understanding of mineralisation controls.

The San Juan Silver project is an exploration and development asset wholly owned by Hecla Mining Company, located in the Creede Mining District of Colorado, United States. The project is classified as an underground mine. Official filings confirm the project holds 131 patented lode or millsite claims and 704 unpatented lode claims, totalling 13,645 acres. It operates under a Mining Plan of Operations with the US Forest Service (USFS) and a 112-d2 mining permit from the Colorado Division of Reclamation, Mining and Safety (CO DRMS). The project is focused on the Bulldog Mine area, which has a history of producing 25 million ounces of silver between 1969 and 1985. Hecla is strategically advancing the project to access underground infrastructure for resource confirmation and expansion.

Production overview - 2025: silver 36760000 oz, lead 49270 t, zinc 40310 t; 2024: silver 37026000 oz, lead 47430 t, zinc 38020 t.

Since being placed on care and maintenance, there is no active workforce dedicated to production.

The Hollister mine, located in Elko County, Nevada, is a gold and silver asset wholly owned and operated by the United States-based Hecla Mining Company. The underground mine is currently on care and maintenance, with production suspended in the third quarter of 2019. Hollister is part of Hecla's "Nevada Operations", which also includes the Fire Creek, Midas, and Aurora mines. Hecla is actively engaged in exploration activities on the property, with a focus on the Hatter Graben deposit, a vein system located to the east of the main Hollister mine workings. Development of a drift to access the Hatter Graben area commenced in the third quarter of 2018. Future development of the Hatter Graben or other expansions at Hollister will necessitate state and federal approvals for waste rock and underground water management.

Production overview - 2025: gold 141600 oz, silver 1251700 oz.

Ore from any future operations at Hollister is planned to be hauled to the nearby Midas mill for processing, which would eliminate the need for constructing a new mill on-site.

Hecla Mining Company's exploration efforts are concentrated on the Hatter Graben area, which is considered to have significant expansion potential. The development of an underground drift to access this area has been a key activity.

Approximately 512 people as of 2024. The mine provides about 510 direct jobs and over 450 indirect jobs statewide.

Production overview - 2025: silver 8700000 oz, gold 59349 oz, lead 18200 t, zinc 51300 t; 2024: silver 8500000 oz, gold 55275 oz.

The mine has an ore concentrating mill that processes approximately 2,300 tons of ore per day using flotation and gravity processes. The facility also includes a dry stacked tailings facility, a ship-loading facility, and a wastewater treatment plant. In 2024, 46% of tailings were reused as backfill.

The primary mining methods are cut and fill and longhole stoping.

In November 2024, the U.S. Forest Service approved a tailings disposal expansion which is expected to extend the mine life by 12 to 18 years. The expansion will be implemented in phases, with the first phase beginning immediately to provide additional tailings capacity for the first three years. In January 2025, a five-year plan for a surface exploration project was also approved.

The Gryphon Summit Project is an exploration property located in Nevada, USA, covering over 12,000 hectares. It is at the Target Definition stage of exploration, showing potential for silver, lead, zinc, gold, copper, and critical metals mineralisation within carbonate replacement and epithermal gold systems.

The Kinskuch property is now part of Dolly Varden Silver Corporation's larger Kitsault Valley Project, located in the Golden Triangle of British Columbia. The acquisition in May 2025 increased the Kitsault Valley Project size to approximately 77,000 hectares. The property is considered prospective for silver, gold, and copper mineralization. A renewed five-year exploration permit is in place for the Kinskuch property, covering both Nisga'a and Gitanyow Traditional Lands.

The acquisition in May 2025 increased the Kitsault Valley Project size to approximately 77,000 hectares. Dolly Varden commenced a significant exploration program in 2025 for the broader Kitsault Valley Project, with a minimum of 35,000 metres of diamond drilling planned.

The Hollister mine is located in Elko County, Nevada, United States, and is fully owned and operated by Hecla Mining Company. The mine is currently under care and maintenance, with production having been suspended in the third quarter of 2019. It is an underground operation focused on gold and silver. The pre-existing infrastructure and permits at Hollister are expected to facilitate the advancement of any new discoveries. Ore from any future operations at Hollister could potentially be processed at Hecla's nearby Midas mill.

exploring the potential of the Hatter Graben vein system, which is located near the existing Hollister underground development. The pre-existing infrastructure and permits at Hollister are expected to facilitate the advancement of any new discoveries. Ore from any future operations at Hollister could potentially be processed at Hecla's nearby Midas mill.

two employees

The Fire Creek mine is an underground gold and silver operation in Lander County, Nevada, owned 100% by Hecla Mining Company. It was placed on care and maintenance in Q2 2021 after processing remaining ore. A 2024 report indicated two employees and no gold production.

Hecla Mining Company has indicated that its Nevada portfolio, which includes Fire Creek, was part of a strategic reassessment in 2025 to re-rank priorities. For 2026, the company has announced a significantly increased exploration budget, a portion of which is allocated to its Nevada assets.

The Connaught project, located 65 km west of Dawson City, Yukon, Canada, was acquired by Hecla Mining in July 2023. It is an exploration-stage project prospective for high-grade silver-lead-zinc-copper-gold veins and copper-molybdenum-gold porphyry style mineralisation.

Production overview - 1966: gold 0.00004767 t, silver 0.0521419 t, lead 15.2851 t.

Hecla Mining acquired the Connaught project through its acquisition of ATAC Resources, a deal that was finalised in July 2023.

approximately 512 people

Production overview - 2025: silver 8.7 Moz, gold 59349 oz, lead 18200 t, zinc 51300 t; 2024: silver 8.5 Moz, gold 55275 oz.

Ore concentrating mill using flotation and gravity processes; produces approximately 2,300 tons of ore per day. Primary mining methods are cut and fill and longhole stoping. Uses a dry stacked tailings facility, with 46% of tailings reused as backfill in 2024.

Fiber optics for tele-operating autonomous equipment; Safescape Laddertube product (480.9 metres).

An expansion project is in the permitting process to extend production beyond 2031. In January 2025 (or January 2026, per another source), the U.S. Forest Service approved a five-year plan of operations for the Greens Creek Surface Exploration Project. In August 2025, the U.S. Army Corps of Engineers authorised wetland impacts for future expansion of dry stack tailings, with construction anticipated to commence in 2026.

The project is at the exploration stage, described as "Initial Drill Testing".

In March 2026, Torex Gold Resources Inc. exercised its option to acquire a 100% interest in the project. The project was acquired by Torex Gold through its acquisition of Reyna Silver in August 2025. Historical exploration, including drilling, has been conducted by previous operators.

Early-stage exploration property in the Santa Eulalia Mining District, Chihuahua, Mexico. Acquired by Torex Gold in August 2025. Covers approximately 4,750 hectares and is at the Target Definition stage of exploration, with potential for silver, gold, lead, and zinc mineralization.

The Batopilas project is an exploration property situated in the historic Batopilas Silver Mining District in southwestern Chihuahua. The district was a significant silver-producing centre from the 18th to the early 20th centuries, famous for its high-grade native silver ore. Large-scale mining operations ceased by the mid-20th century. The property covers approximately 3,550 hectares.

As of August 2025, Torex Gold considers the project to be at the 'Intermediate Drill Testing stage'. Exploration and drilling by previous operators have identified a mix of silver and gold veins across several zones. For the remainder of 2025, Torex Gold planned an initial investment of US$500,000 to define drilling targets through activities like regional geochemical and geophysical work.

The Los Reyes gold-silver project is located in Sinaloa, Mexico. It is currently at a development and advanced exploration stage. It is considered a historic mine, with mining activities dating back to the 18th century. The geology of the area is characterised by a low-sulphidation epithermal gold-silver system.

milling and heap leaching

Torex Gold is currently working on a preliminary economic assessment for Los Reyes, which is expected to be completed by mid-2026. This assessment will evaluate various development scenarios to maximise margins and mine life.

The Media Luna Project was approved by the Torex Gold Resources Inc. board of directors in March 2022. Construction is complete, with the first copper concentrate produced in the first quarter of 2025 and commercial production achieved in May 2025. The project is part of the Morelos Complex and is located seven kilometres from the El Limón Guajes (ELG) mine, on the south side of the Balsas River. The mine is ramping up to a steady-state production of 7,500 tonnes per day, which is expected to be achieved by mid-2026. The life of the mine is expected to run until at least 2033.

Production overview - 2024: gold 1946000 oz, silver 19788000 oz, copper 467 Mlbs.

Ore from the Media Luna mine is processed at the upgraded ELG processing plant. The plant has copper and iron sulfide flotation circuits to improve copper and silver recoveries.

Torex Gold is actively exploring near-mine opportunities within the "Media Luna Cluster". Drilling at Media Luna West, located near the main Media Luna deposit, has defined a mineralised footprint of 400 by 300 metres. An inaugural Inferred Resource for Media Luna West was expected with the annual mineral reserves and resources update in March 2026. The company plans to continue drilling at Media Luna West in 2026 to expand the resource and upgrade it from the Inferred to the Indicated category. First production at Media Luna North (formerly EPO) is on track for late 2026.

As of early 2026, 99% of the workforce is from Mexico, with approximately 65% from Guerrero State and 40% from the local communities surrounding the Morelos Complex. In 2022, the permanent workforce increased by almost 10% and the contractor workforce by nearly 40% due to the increased activity related to the Media Luna project.

The El Limón Guajes (ELG) Mine Complex, wholly owned by Torex Gold Resources Inc., is an operating open-pit and underground mine in Guerrero, Mexico, part of the larger 29,000-hectare Morelos Complex. Commercial production began April 1, 2016. Open-pit operations are phasing out, with future focus on underground mining, including the ELG Underground and Media Luna mines. Mine life is expected through at least 2035. The complex produces gold, silver, and copper.

Production overview - 2025: gold 319149 oz, silver 1400000 oz, copper 36000000 lbs; 2024: gold 452523 oz.

The processing plant has a nameplate capacity of 10,600 tonnes per day. It was recently upgraded with copper and iron-sulphide flotation circuits to process ore from the Media Luna and Media Luna North projects. The primary products are a precious metal-rich copper concentrate and gold-silver doré. Ore from the Media Luna deposit is transported to the processing plant through a seven-kilometre-long tunnel equipped with a conveyor system.

The Morelos Complex utilizes a mix of battery-electric and conventional diesel equipment. The BEV fleet includes 11 Toro™ LH518iB loaders and four Sandvik DD422iE jumbos. The conventional fleet includes loaders, trucks, bolters, production drills, and a raiseborer.

The San Juan Silver (Bulldog Mine) project, located in the Creede Mining District in Colorado, is considered a high-impact development project by Hecla Mining Company. The company is strategically advancing the project to access underground infrastructure for resource confirmation and expansion. The entire 21-square-mile Creede Mining District is under Hecla's single ownership. The historic Bulldog Mine operated from 1969 to 1985, producing 25 million ounces of silver.

Historic production from the Bulldog Mine between 1969 and 1985 totalled 25 million ounces of silver.