Key facts
| Company | Apollo Silver (TSXV: APGO) |
|---|---|
| Commodity | Silver |
| Location | USA |
| Stage | Early exploration |
News releases10 on file
Apollo Silver Delivers Positive PEA for Calico
Apollo Silver reported positive results from a preliminary economic assessment (PEA) for its Calico Silver Project in San Bernardino County, California, showing an after-tax NPV5% of US$737 million and a 25% IRR at US$55/oz silver. The PEA outlines 15 years of open pit mining at Waterloo, averaging about 5 Moz of silver per year as on-site doré, with initial capital of US$633 million. The PEA incl
Study resultsApollo Reports High-Grade Silver, Gold and Barite Results at Calico
Surface mapping and sampling at the Calico Silver Project in San Bernardino County, California returned outcrop assays up to 1,280 g/t silver at the Mule Property within the Pickhandle Formation volcanics, gold values of 4.85, 3.70 and 3.59 g/t at the Burcham mine area, zinc up to 30.0%, and barite of 76.12% and 27.78% at Langtry and 35.68% at Waterloo. A total of 245 rock and 893 soil samples wer
Drill resultsThe Right Time for Calico's Preliminary Economic Assessment
SLR Consulting was engaged on March 18, 2026 to lead a Preliminary Economic Assessment of the Calico silver project in San Bernardino County, California. The PEA will assess mine design options, processing approaches and provide initial capital and operating cost estimates, with parallel metallurgical and geotechnical programs feeding into later Pre-Feasibility and Feasibility studies. Apollo is a
Study resultsApollo Silver Initiates Preliminary Economic Assessment for the Calico Project
SLR Consulting (Canada) Ltd. has been engaged to lead a Preliminary Economic Assessment on the Calico Silver Project in San Bernardino County, California, and to provide geotechnical and metallurgical advisory support, including test work at the Waterloo deposit. Precision GeoSurveys US Inc. completed a high-resolution airborne magnetic and radiometric survey covering approximately 632-line km at
Study resultsApollo’s Calico Fits Long-Term Strategic US Economic & Defense Policy
A corporate commentary discusses the January 14 U.S. presidential Proclamation under Section 232 of the Trade Expansion Act of 1962 on processed critical minerals and derivative products, following the November 2025 addition of silver to the U.S. List of Critical Minerals, and positions the Calico project in San Bernardino County, California against it. Calico's resource is cited as 125 million ou
NewsApollo Silver Accepted into U.S. Defense Industrial Base Consortium
Acceptance into the U.S. Defense Industrial Base Consortium, a U.S. Department of Defense-supported initiative focused on strategic and critical materials and domestic critical mineral supply chains, has been granted to Apollo Silver. Membership provides opportunities to participate in federally sponsored initiatives related to the mining and processing of silver, zinc and barite. The Company's Ca
CorporateApollo Silver Announces 2026 Exploration and Development Program for its U.S. based Calico Project
A 2026 exploration and development program is planned for the Calico Silver Project in San Bernardino County, California. It includes a 4,500 m HQ diameter core drill program starting mid-Q1 and running through Q2 2026 for geotechnical and metallurgical work, 1,000 m of NQ core drilling at the Burcham gold target on Waterloo in Q1–Q2 2026, metallurgical test work targeting improvement on historic
Drill resultsApollo Silver Meets Top County Leaders at San Bernardino County Forum
Participation in a September 30, 2025 industry luncheon with San Bernardino County's new Land Use Director, Miguel Figueroa, hosted by County Chair Dawn Rowe and former Chairman Robert Lovingood, brought together County and industry leaders on mining's economic role. The County has over 90 active mine sites and US$60 billion of mineral reserves permitted in the last 15 years. Apollo Silver's Calic
CorporateApollo Increases Measured and Indicated Silver Resource Estimate at Calico Project
An updated mineral resource estimate for the Calico Silver Project in San Bernardino County, California, effective June 30, 2025, puts Waterloo Measured and Indicated resources at 55 Mt grading 71 g/t silver for 125 Moz, a 61% tonnage increase and 14% more silver ounces than the March 6, 2023 estimate, plus 0.6 Mt at 26 g/t Ag Inferred. Inaugural barite and zinc resources total 36 Mt Indicated at
Resource updateApollo Silver Expands Calico Project Land Package by over 285%
Apollo Silver has acquired 2,215 hectares of claims contiguous to its Waterloo property at the Calico Silver Project in San Bernardino County, California, expanding the land package by over 285% from 1,194 ha to 3,409 ha. The Mule claims, comprising 415 lode mining claims, were bought from LAC Exploration LLC for US$250,000 cash, with LAC retaining a 2.0% NSR royalty, 1.0% of which is buyable for
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