Sergio Rivera
EXPLORATION & DEVELOPMENT
Marimaca preparing finance package
Investment decision expected
26 February 2026
EXPLORATION & DEVELOPMENT
Marimaca hits copper mineralisation under pit limit
Drilling extends pit depth
13 October 2021
EXPLORATION & DEVELOPMENT
Marimaca extends Cindy strike to 800m
Cindy continues to grow
14 July 2021
EXPLORATION & DEVELOPMENT
Marimaca extends copper oxide deposit
Drilling extends conceptual pit
05 May 2021
EXPLORATION & DEVELOPMENT
Marimaca hits 116m of chalcopyrite
Sulphide hit under oxide orebody
07 April 2021
EXPLORATION & DEVELOPMENT
Marimaca makes Cindy discovery
Marimaca makes new discovery
17 February 2021
EXPLORATION & DEVELOPMENT
Marimaca Mercedes target runs 0.6% copper in sampling
Mercedes to be drilled in 2021
09 December 2020
BASE METALS
Marimaca finds large magnetic anomaly, potential sulphide target
More geophysics to follow before drilling
14 July 2020
RESOURCE STOCKS
MNS: PolarX drilling points to significant gold potential in Nevada
MiningNews Select Australia 2026 – Sydney presenter on discovery journey
RESOURCE STOCKS
Beyond 410koz: High-Grade Growth at Sovereign
High-grade drilling expands mineralisation beyond the current 410koz resource at
RESOURCE STOCKS
MNS: Cazaly goes for gold at Goongarrie
MD outlines potential ahead of MiningNews Select Australia 2026 – Sydney
RESOURCE STOCKS
Horizon Secures A$175M for Production
Capital raise secures funding to accelerate Black Swan development and production
Investor Sentiment Insights 2026
Discover what investors have planned for mining in 2026 in our industry-leading survey
World Risk Insights 2025 (feat. MineHutte ratings)
A detailed analysis of mining investment risks across 120 jurisdictions globally, assessed across six risk categories and an industrywide survey.
ESG Index 2025: Benchmarking the Future of Sustainable Mining
The ESG Index provides an in-depth evaluation of the ESG performance of 60+ of the world’s largest mining companies. It assesses companies across 10 weighted indicators within 6 essential ESG pillars.
Leadership Insights 2025
Leadership Insights reveals key trends in priority mining issues through interviews with 15+ top mining company executives and an industrywide survey.
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