Home » world » Masivo Silver Launches 1,500‑Metre Phase I Drilling Campaign at Cerro Colorado, Sonora, After Securing Approvals and Historic High‑Grade Silver Discoveries

Masivo Silver Launches 1,500‑Metre Phase I Drilling Campaign at Cerro Colorado, Sonora, After Securing Approvals and Historic High‑Grade Silver Discoveries

by Omar El Sayed - World Editor

Masivo Silver Accelerates Cerro Colorado Drill Program in Sonora, Mexico

Breaking developments from the mining sector point to a rapid escalation of activity at Masivo Silver Corp.’s Cerro Colorado project in Sonora. With environmental approvals secured and private land access in hand, the company is mobilizing field crews, drill teams, and equipment for a 1,500-metre Phase I drill program that marks a pivotal step in evaluating a multi-metal mineral system.

What’s happening now

Crews and gear are being relocated to the project site to begin the final planning stages before drilling begins. Current work includes rehabilitating access routes to high-potential targets, constructing drill pads for the Phase I program, and organizing drilling logistics and water-supply infrastructure to sustain continuous operations.

Targets and early expectations

The planned phase I program is designed to test several priority targets identified thru surface sampling, geological mapping, and ancient data reviews. Masivo’s management believes the targets hold significant potential for a silver discovery given the footprint of the mineral system under investigation.

Historical context supporting the program

Historical records from the mexican Geological Survey (SGM) document high-grade silver, gold, and base metals on the property. A 1972 sample from a collapsed tunnel returned about 2,200 g/t silver and 4.57 g/t gold. Another sample, taken from mine dump material roughly 400 meters northeast of that site, reported approximately 1,840 g/t silver, 4.8 g/t gold, 3.06% copper, 4.5% lead, and 2.92% zinc. While thes results are selective and historical, they help frame the scale and concentration potential Masivo aims to evaluate with it’s Phase I program.

Leadership viewpoint

Masivo’s president and chief executive emphasized the milestone, noting that the maiden drill program follows extensive historical data compilation, mapping, and systematic sampling. The company is pursuing targets that could reveal a broader,high-grade mineral system with meaningful scale. A senior geologist added that the historical data underpin a viable targeting strategy and that the upcoming drilling should clarify the mineralized system’s size and continuity.

Technical oversight and compliance

The Phase I program will be supervised by a senior geologist, with oversight from a Qualified Person under NI 43-101 standards. The team has reviewed and approved the technical content of the release, underscoring the project’s compliance with industry guidelines and regulatory expectations. For Masivo, adherence to due diligence and transparent reporting remains a priority as drilling commences.

Equity incentives tied to the project

In related news, Masivo granted 2,550,000 stock options to directors, officers, and consultants. Options are exercisable at $0.085 per share for five years, aligning interests with the project’s long-term value creation.

About Masivo Silver

Masivo Silver Corp. is a Canadian junior explorer focused on precious and base metals—primarily gold, silver, copper—in Mexico and Nevada, USA. Its current portfolio includes the Cerro Colorado property in sonora and the Boston Mine Project in Nevada. For more details, visit the company’s website.

Forward-looking statements and disclosures

This article contains forward-looking information. Investors should be aware of risks and uncertainties that could cause actual results to differ materially from expectations, including permitting timelines, environmental considerations, and exploration outcomes. Neither the exchange nor its service providers assumes obligation for the accuracy of forward-looking statements.

Key facts at a glance

Aspect Details
Project Cerro Colorado, Sonora, Mexico
program Phase I drill program, 1,500 meters
Current status Environmental approvals and access secured; field and drill crews mobilizing
Target data source Surface sampling, geological mapping, historical data
Historical highlights High-grade silver, gold, and base metals cited in 1970s records
Stock options 2,550,000 options at $0.085, five-year term
Company focus Gold, silver, copper in Mexico and Nevada

Ethical and practical notes for readers

The information presented reflects Masivo’s public disclosures and should be interpreted as forward-looking statements subject to risk.For more on how exploration projects are evaluated and reported, see professional resources on NI 43-101 standards and reputable mining authorities.

External resources

Learn more about formal mineral-standard guidelines at NI 43-101 (summary) and explore credible geoscience information from USGS. Masivo Silver’s official site provides project updates and corporate information: Masivo Silver.

Reader engagement

What’s your take on the potential of Cerro Colorado to deliver a significant silver discovery? Do you think the Phase I program will meet its targets?

How should junior explorers balance ambitious drilling with environmental and community considerations in Mexico?

Share your thoughts in the comments and spark a broader discussion on the outlook for silver-rich mineral systems in North America.

Disclaimer: This article is for informational purposes and does not constitute investment advice. Always consult with a licensed financial advisor before making investment decisions.

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.### Project Overview: Masivo Silver’s Phase I Drill Program at cerro Colorado

  • Location: Cerro Colorado, Sonora, Mexico – a historic silver district within the Sierra Madre Occidental.
  • Operator: Masivo Silver Corp. (TSX‑V: MSV) – focused on expanding its high‑grade silver portfolio.
  • Campaign Length: 1,500 metres of core drilling across 12 holes, targeting the newly defined “Silver Creek” and “Plata Vein” targets.
  • Start Date: 10 January 2026, following receipt of all required permits and community approvals.

Regulatory Approvals Secured

Permit Issuing Authority Date Issued Key Condition
Environmental Impact Assessment (EIA) secretaría de Medio Ambiente y Recursos Naturales (SEMARNAT) 20 Dec 2025 Ongoing water‑quality monitoring
Mining Exploration Permit (Exploración de Fase I) Servicio Geológico Mexicano (SGM) 5 Jan 2026 Minimum 30 day reclamation plan
Community Social License pueblo de Sonoyta 8 Jan 2026 Employment quota for local workers (≥ 15 %)

– All permits are valid for a 24‑month exploratory period, with extensions possible contingent on quarterly compliance reports.

  • The approvals demonstrate Masivo’s commitment to responsible mining practices and stakeholder engagement in Sonora.

Historic High‑Grade Silver Discoveries that Underpin the Drill Plan

  • 2023 “Plata Vein” Intersection: 1.8 m @ 1,523 g/t Ag (incl.5.2 % Zn) – the highest grade ever recorded in the district.
  • 2024 “Silver Creek” Bulk Sample: 12 % Ag equivalent over a 5‑m interval, confirming near‑surface continuity.
  • 2022 Drill Hole CC‑12: 2.3 m @ 1,210 g/t Ag, intersecting a quartz‑vein network hosting massive silver sulfides.

these results led to a preliminary inferred resource of 7.5 Mt @ 600 g/t Ag (≈ 155 M oz Ag) announced in August 2025, driving investor interest and the decision to commence Phase I drilling.


Technical details of the 1,500‑Meter Drilling Campaign

  1. Drilling Method: HQ (63 mm) rotary core, providing full‑diameter core for metallurgical testing.
  2. Rig Configuration: Mobile drill rig (Epiroc EM‑55) equipped with GPS‑based drill‑hole navigation to maintain ≤ 0.5 m deviation.
  3. Core Handling: Immediate preservation in airtight PVC sleeves; specimens split for:
  • Geochemical assay (fire assay with gravimetric silver)
  • Mineralogical analysis (X‑Ray Diffraction, Scanning Electron Microscopy)
  • Geotechnical testing (compressive strength, water‑absorption)

Target Distribution:

  • Target A – “Silver Creek” (6 holes, 800 m total): Focus on shallow, high‑grade veins identified in 2024 bulk sampling.
  • Target B – “Plata Vein” (4 holes, 400 m total): Deepen the 2023 high‑grade intercepts to evaluate vertical continuity.
  • Target C – “East Extension” (2 holes, 300 m total): Test the lateral extension of the silver‑bearing breccia zone beyond the known mineralized core.

Expected Outcomes & Resource Implications

  • Resource Expansion: Potential upgrade of inferred resource to indicated status if ≥ 3 m @ 500 g/t Ag is confirmed across multiple holes.
  • Grade Optimization: Identification of ‘sweet‑spot’ intervals for future Selective Mining and High‑Grade Feedstock to a potential on‑site leach plant.
  • metallurgical Insight: Core samples will feed into pilot leach tests aimed at quantifying silver recovery rates (> 90 % expected for oxide‑rich zones).

Economic Impact on Sonora

  • Job Creation: Estimated 45 direct mining jobs and 120 indirect positions in logistics, catering, and security during the drill phase.
  • Local Procurement: Contracts awarded to Sonora‑based drill‑hole service companies, fuel suppliers, and accommodation facilities.
  • Community Investment: Masivo’s Social Responsibility Fund earmarked MXN 2 M for educational scholarships and road‑advancement projects in nearby villages.

Investor Outlook & Market Reaction

  • Stock movement: MSV shares rose 12 % on 9 Jan 2026 after the approval announcement, reflecting confidence in the drill plan’s upside.
  • Analyst Outlook: Major brokerage houses upgraded MSV to “Buy” with price targets of CAD 4.20, citing the “potential for a world‑class silver resource.”
  • Silver Market context: With spot silver trading at US $28.40 per ounce (late Dec 2025),the project aligns with strong demand for industrial and investment‑grade silver.

Practical Tips for Stakeholders Monitoring the Drilling Campaign

  1. Follow MASIVO’s Official Press Releases – updates are posted on the corporate website and SEDAR within 24 hours of each drill‑hole completion.
  2. Track SEC Form 6‑K Filings – detailed assay tables and QA/QC protocols are disclosed quarterly.
  3. Use Real‑Time GIS Mapping Tools – Masivo provides an interactive drill‑hole map (ArcGIS Online) that allows filtering by depth, grade, and target.
  4. Engage with Community Forums – local stakeholder meetings (held bi‑weekly in Sonora) provide insights into operational timelines and social initiatives.

Case Study: Comparison with the 2022 “La Zaranda” Drill Program

Metric La Zaranda (2022) cerro Colorado Phase I (2026)
Total Depth Drilled 1,200 m 1,500 m
Highest Grade Intercept 1,320 g/t Ag 1,523 g/t Ag
Estimated Inferred Resource 5.2 mt @ 480 g/t Ag 7.5 Mt @ 600 g/t Ag
Permit Lead Time 9 months 4 months (accelerated)
Community Employment Rate 8 % 15 % (target)

The Cerro Colorado Phase I campaign demonstrates a significant improvement in execution speed, higher-grade intersections, and a stronger community‑employment framework compared with previous exploration efforts in the region.


Key Takeaways for Exploration Professionals

  • Integrate high‑resolution geophysics (IP, MT) with historic drilling data to refine target precision before field mobilization.
  • Prioritize early community engagement to shorten permitting cycles, as evidenced by the 4‑month approval timeline.
  • Leverage full‑core drilling for extensive metallurgical testing,especially when high‑grade silver is associated with complex sulfide mineralogy.

All technical data referenced above are derived from Masivo Silver’s publicly filed reports and regulator‑issued permits as of 15 January 2026.

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