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High-Grade Sediment Hosted Mineralization Extended at Pampa Medina – 300m Western Step-out SMRD-16 Intersects 10m of 4.2% Cu within 70m of 1.0% Cu
GlobeNewswire News Room· 2025-08-15 10:30
Core Insights - Marimaca Copper Corp. has announced further drilling at the Pampa Medina deposit, extending the high-grade sediment-hosted manto system by 300 meters to the west [1][4] - The company is executing a 10,000-meter extensional drilling program with three rigs currently on site [1] - Significant intersections from the latest drill hole SMRD-16 include 70 meters at 1.0% Cu and 116 meters at 0.61% Cu, indicating strong mineralization potential [3][4] Exploration Results - Hole SMRD-16 has extended the high-grade manto system 300 meters west, confirming a broad zone of high-grade copper mineralization [4][11] - The drilling has defined a mineralized stratigraphy across a 1.2 km by 1.2 km area, with true thicknesses averaging between 50 meters to 100 meters [5][11] - The exploration model indicates a unique stratiform, sediment-hosted copper system with extensive high-grade sequences [4][5] Geological Context - Pampa Medina is characterized by Jurassic-Triassic sedimentary units, with copper mineralization observed in both oxide and sulphide forms [9][52] - The deposit is located in a favorable area with proximity to existing infrastructure, which is expected to facilitate future development [4][9] - The geological model has been updated following the consolidation of the project area, identifying productive horizons for future drill targeting [10][52] Future Plans - The company plans to continue extensional drilling to define the limits of the mineralized system and will also focus on an infill campaign to delineate updated resources [7][9] - The strategy includes advancing the Pampa Medina and Madrugador Oxide projects to grow copper cathode production and extend mine life [8][9] - Upcoming exploration work will include geophysical surveys and deeper drilling campaigns to assess potential extensions [57]
Giant Mining Utilizes Breccia Study to Target High-Grade Copper Zones at Majuba Hill Exploration Project, Nevada
Thenewswire· 2025-07-28 13:25
Core Insights - Giant Mining Corp. is expanding its breccia study for drill hole MHB-30 and preparing for the 2025 Phase 2 drill program at the Majuba Hill Porphyry Copper-Silver-Gold Project in Nevada [1][8] - The Phase 1 diamond drilling program confirmed strong breccia controls and significant high-grade copper mineralization, aligning with previous high-grade intercepts [2] - Breccia is crucial for identifying high concentrations of copper and silver, allowing for more effective drilling targeting [3] Company Developments - The results from drill holes MHB-33, MHB-34, and MHB-35 confirmed strong copper grades and continuity within breccia-hosted zones, expanding the Mineralized Breccia Zone [6] - CEO David Greenway stated that the assays from recent drill programs validate the scale, grade, and continuity of the mineralization at Majuba Hill, positioning it as a promising domestic copper project [7][8] - The company is fully funded for Phase 2 drilling, with a technical team ready to advance the project [8] Project Characteristics - Majuba Hill is located in a top-ranked mining jurisdiction in Nevada, covering 9,684 acres and benefiting from solid infrastructure [12] - The project has seen approximately 89,395 feet of drilling to date, with a rough replacement value of USD 12.1 million [12] - There is significant expansion potential indicated by IP surveys and deep drilling, with mineralization open in all directions [13] Industry Context - The demand for copper is driven by initiatives like the Green New Deal, which requires substantial amounts of copper, silver, and gold for renewable energy infrastructure [16] - The Majuba Hill project is positioned to become a critical source of copper to meet increasing global demand [17]
Midland Increases Its Copper Land Position in the Labrador Trough Following the Discovery of New Boulders With High-Grade Copper Mineralization
Globenewswire· 2025-04-09 11:30
Core Viewpoint - Midland Exploration Inc. has designated 167 mining claims in the Labrador Trough, Quebec, for its new "Kuiper" project, highlighting strong copper potential based on favorable geological parameters and recent discoveries of high-grade copper mineralization [1][6]. Group 1: Copper Occurrences - During a reconnaissance campaign in 2024, two mineralized boulders with high-grade copper were discovered on the Kuiper project, with grades of 5.26% Cu and 1.75% Cu from a dolomite boulder, and 1.14% Cu from a mafic tuff boulder [3][10]. - Historical high-grade copper showings near the Kuiper project include grades of up to 3.71% Cu over 1.8 meters and 11.4% Cu from grab samples, indicating a favorable geological environment for copper mineralization [4][10]. Group 2: Copper Anomalies - The project contains four of the strongest copper anomalies in lake sediments across Quebec, with one sample grading 0.12% Cu, representing the highest copper grade out of nearly 125,000 lake sediment samples in the province [5][10]. - These unexplained copper anomalies are associated with dolomites and grey-black shales of the Dunphy and Lace Lake formations, further supporting the project's potential [10]. Group 3: Project Development - The designation of 167 mining claims covers areas with strong lake sediment copper anomalies and locations where mineralized boulders were found, totaling 79.7 km [6][10]. - The lake sediment data processing was conducted using statistical methods to correct for natural variations, ensuring the reliability of the copper anomaly data [7][10]. Group 4: Company Overview - Midland Exploration targets the mineral potential of Quebec to discover new world-class deposits of gold and critical metals, collaborating with reputable partners in the industry [13]. - The company is actively reviewing additional opportunities and projects to enhance its portfolio and generate shareholder value [13].