Company Description
Core Silver Corp. (OTCQB: CCOOF) is a Canadian mineral exploration company focused on the acquisition and development of mineral projects in British Columbia, Canada. According to company disclosures, Core Silver currently holds 100% ownership of the Blue Property Mineral Tenure, a large land package in the Atlin Mining District of northwestern British Columbia, a well-known gold mining camp. The Blue Property covers approximately 114,074 hectares (about 1,140 km²) and lies within the unceded territory of the Taku River Tlingit First Nation and the Carcross/Tagish First Nation.
The Blue Property hosts a major regional structural feature known as the Llewellyn Fault Zone (LFZ), described by the company as a strongly metal-endowed, approximately 140‑kilometre-long fault that runs from the Tally‑Ho Shear Zone in Yukon, south through the Blue Property to the Alaskan Panhandle Juneau Ice Sheet in the United States. Core Silver states that this fault plays an important role in the mineralization of near-surface metal occurrences across the property and that the south Atlin Lake area and the LFZ have been relatively neglected since major exploration campaigns in the 1980s.
Business focus and exploration model
Core Silver describes itself as a mineral exploration company focused on copper, silver, gold, lead, zinc and molybdenum systems within the Blue Property. The company reports that it has leveraged advances in the understanding of porphyry, skarn and carbonate replacement deposit types over the past several decades, particularly in British Columbia’s Golden Triangle, to tailor an exploration model for the Blue Property. The company believes that applying this model to the Blue Property could facilitate a major discovery and has repeatedly stated its view that there are substantial opportunities for new discoveries and development in the Atlin Mining District.
Within the Blue Property, Core Silver highlights two principal project areas in its news releases:
- Laverdiere Copper Project – an early-stage, drill-permitted, high‑grade Cu‑Mo‑Ag‑Au porphyry‑skarn target on the eastern Blue Property.
- Silver Lime Polymetallic Project – a polymetallic system within the central Blue Property, described as hosting a porphyry‑skarn‑carbonate replacement‑epithermal continuum centered on the Sulphide City Cu‑Mo porphyry.
Laverdiere Copper Project
The Laverdiere Copper Project has been sporadically explored since the early 1900s, with historic adits and shallow drilling reported in company materials. Core Silver reports that Laverdiere is characterized by an extensive Cretaceous granodiorite intrusion hosting widespread Cu‑Mo‑Ag±Au porphyry mineralization. This intrusion is associated with a very high‑grade Fe‑Cu‑Au‑Ag massive sulphide skarn occurrence referred to as the Main Zone, exposed at surface along the western flank of the Llewellyn Fault Zone at the porphyry‑marble contact.
Company releases describe multiple mineralized zones and structural corridors at Laverdiere, including:
- Main Skarn Zone / North Adit – area of historic workings and Core Silver’s inaugural diamond drilling in 2022, where the company reports significant copper and silver mineralization over substantial drilled intervals.
- Valley Zone – a zone along the Valley Fault Zone where high‑grade porphyry Cu‑Mo‑Ag±Au mineralization has been mapped and sampled over an approximately 1‑kilometre east‑west trend. Company sampling has returned copper, silver, molybdenum and gold values from mineralized porphyry veins, breccias and quartz‑carbonate veins.
- Copper Creek – a newer area of copper‑bearing porphyry veining discovered along the lower section of Copper Creek, where surface sampling has identified Cu‑Mo‑Ag mineralization and epithermal‑style quartz‑carbonate veining. The company reports that this discovery extends the Cu‑Mo‑Ag footprint at Laverdiere.
Core Silver’s 2025 exploration program at Laverdiere, as described in its news releases, has focused on testing the depth potential and continuity of a large, multi‑phase porphyry system through deep diamond drilling, detailed structural mapping, surface sampling and soil geochemistry. The company reports that drilling along the Valley Fault has intersected multiple zones of porphyry‑style alteration and Cu‑Mo‑Ag mineralization from surface to significant depths, with mineralization traced over several kilometres between the Main Zone, Valley Zone and Copper Creek.
Silver Lime Polymetallic Project
The Silver Lime Polymetallic Project, located within the central Blue Property, is described as a large system where gold and silver mineralization occur across a porphyry‑skarn‑carbonate replacement‑epithermal continuum centered on the Sulphide City Cu‑Mo porphyry. Company disclosures state that:
- Proximal zones are characterized by Cu‑Mo porphyry and Fe‑Zn‑Cu skarn mineralization.
- Outboard zones host Ag‑Pb‑Zn‑Cu±Au carbonate replacement mineralization and base metal sulphide veins.
- Distal zones contain Au‑Ag quartz‑carbonate epithermal veins.
Core Silver reports that precious metal enrichment at Silver Lime is widespread, structurally controlled, and displays continuity across a footprint of roughly 9.5 by 10 kilometres. Named targets within Silver Lime discussed in company news include North Gold, Falcon, Jackie, Pete’s, Amp, Pike Valley and Grizzly, each with reported rock or drill results for gold, silver and base metals. The company describes Jackie, in particular, as hosting multiple styles of high‑grade silver‑bearing polymetallic mineralization, including carbonate replacement mineralization, skarn and vein‑hosted sulphides, with drilling confirming mineralization to depths exceeding 100 metres.
Geological setting and structural controls
According to Core Silver’s technical disclosures, the Blue Property is underlain primarily by metasedimentary rocks of the pre‑Late Devonian Nisling Assemblage. These rocks are bounded to the west by the Coast Plutonic Complex and to the east by the Llewellyn Fault. The company notes that mineralization styles common along the Llewellyn Fault include mesothermal gold, epithermal gold, intrusion‑related gold, skarn and Cu‑Mo porphyry systems.
At both Laverdiere and Silver Lime, Core Silver emphasizes the importance of structural corridors such as the Llewellyn Fault Zone, the Llewellyn Shear Zone, the Wann River Shear Zone and related transfer faults. Company materials interpret these structures as providing a plumbing network for hydrothermal fluids, enabling the development of porphyry, skarn, carbonate replacement and epithermal mineralization over large areas.
Exploration activities and techniques
Core Silver’s news releases describe ongoing exploration work that includes:
- Diamond drilling at Laverdiere (including deep exploratory holes along the Valley Fault) and at the Jackie Target within Silver Lime.
- Prospecting, structural mapping and drone‑assisted mapping across key target areas.
- Rock and soil sampling programs, including multi‑element geochemistry.
- Use of geophysical data such as Calculated Vertical Gradient (CVG) magnetics to identify magnetic lows interpreted as zones of increased hydrothermal alteration.
The company provides detailed descriptions of its sampling, preparation and QA/QC procedures in multiple releases, including helicopter transport of samples to a core logging facility in Atlin, British Columbia; submission of samples to Bureau Veritas Labs in Whitehorse, Yukon; crushing and pulverizing protocols; and multi‑element ICP‑MS/ICP‑ES analyses with fire assay for precious metals. Blanks, certified reference materials and duplicates are described as being inserted at regular intervals to monitor analytical accuracy and precision.
Corporate and capital markets context
Core Silver’s common shares trade on the Canadian Securities Exchange (CSE) under the symbol CC, on the Frankfurt Stock Exchange under symbols including 5RJ or 8ZR as referenced in different releases, and on the OTCQB market in the United States under the symbol CCOOF. The company has also reported the use of flow‑through share financings, including a listed issuer financing exemption private placement of flow‑through units intended to fund qualifying exploration expenditures on the Blue Property under Canadian and British Columbia tax legislation.
In addition, Core Silver has disclosed the use of equity‑based compensation, such as the granting of stock options and restricted share units to directors, officers, employees and consultants under its stock option and share unit plans.
Project scale and strategic emphasis
Across its disclosures, Core Silver emphasizes the scale of the Blue Property, the length and metal endowment of the Llewellyn Fault Zone, and the multi‑kilometre footprints of Cu‑Mo‑Ag‑Au and silver‑polymetallic mineralization at Laverdiere and Silver Lime. The company states that it has tailored a proven exploration model to the Blue Property and repeatedly indicates its belief that the area hosts district‑scale porphyry‑skarn‑CRD‑epithermal systems with potential for new discoveries.
According to its own statements, Core Silver aims to advance these targets through systematic drilling and surface work, with the goal of demonstrating the scale, continuity and metal endowment of the mineralized systems within the Blue Property in the Atlin Mining District.
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No SEC filings available for Core Silver.