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M2Cobalt is now Jervois Global
M3 Metals (was ML Gold) [TSX-V:MT] - Mohave Mine Gold Project in Arizona, USA. Block 103 Iron Ore Project in Newfoundland and Labrador, Canada
M3 Mining [ASX:M3M] - Copper and gold exploration projects in a West Australian premier mining jurisdiction.
MAG Silver [AMEX:MAG] [TSX:MAG] - Silver exploration in Mexico
MAS Gold (was Masuparia Gold) [TSX-V:MAS] - La Ronge Greenstone Belt
Max Power Mining [CSE:MAXX] - Mineral properties in southwestern, Ontario
MBA Gold became Thunderbird Energy, now Gordon Creek Energy
MBMI Resources [TSX-V:MBR-H] - Nickel in the Philippines
MCB Resources (was Kalia) was [ASX:delisted]
MGX Minerals [CSE:XMG] - Driftwood Creek magnesium deposit
M.I.M. Holdings was acquired by Xstrata plc, now Glencore
ML Gold is now M3 Metals
MLG Oz Limited [ASX:MLG] - Offers a range of value added services from bulk haulage, crushing and screening, aggregate and sand supplies through to export logistics.
MLK Gold (was Mountain Lake Minerals) is now Triple One Metals
MMG Limited [HK:1208] - Mid-tier global resources company that mines, explores and develops projects around the world
Mn Energy (was Pilbara Metals Group) - Battery Grade High-Purity Manganese Sulphate
MOAG Copper Gold Resources - The Highland Valley Project in British Columbia and the Molybdenum-Copper project in Ireland
MOD Resources [ASX:MOD] - Actively drilling for copper and silver in Africa (Botswana Copper Project) and gold in New Zealand (Sams Creek Gold Project)
MP Materials [NYSE:MP] - Owns and operates Mountain Pass, the only integrated rare earth mining and processing site in North America.
MPI Mines Limited - Nickel assets were aquired by LionOre Mining, which was acquired by Norilsk Nickel
Gold assets demerged in Leviathan Resources, acquired by Perseverance, became Northgate Minerals, acquired by AuRico Gold, now Alamos Gold
MRG Metals Ltd [ASX:MRQ] - Mining heavy mineral sands for their titanium and zircon content
MTM Critical Metals (was Mt Monger Resources) [ASX:MTM] - Rare Earth Element Exploration in Canada and Western Australia
MX Gold (cease trade order) [TSX-V:MXL] - Projects located in the Kootenay region of British Columbia
Ma'aden [SAR:1211] - Saudi Arabian Mining Company
Mabiza Resources - Nickel in Zambia
Maca [ASX:MLD] - Contract mining, civil earthworks, crushing and screening and material haulage solutions
MacArthur Minerals [TSX-V:MMS] - Lithium and iron ore in Western Australian
MacDonald Mines Exploration [TSX-V:BMK] - Gold exploration in Ontario and Quebec, Canada.
Macmahon Holdings Limited [ASX:MAH] - Operates in the Mining and Construction sectors
MacMillan Gold was acquired by Duran Ventures. now Peruvian Metals
Macmin Silver is now Alcyone Resources
MacPhersons Resources was acquired by Intermin Resources, now Horizon Minerals
Macro Metals (was Kopi Iron) [ASX:M4M] - Cane Bore, Catho Well and Goldsworthy East iron ore projects located in the Pilbara region of Western Australia
Macusani Yellowcake became Plateau Energy Metals, acquired by American Lithium
Madi Minerals is now Pegmatite One Lithium
Madison Metals [CSE:GREN] - Uranium
Madoro Metals (wasMegaStar Development) [TSX-V:MDM] - Exploration and development of three gold-silver projects in the state of Oaxaca, Mexico.
Madras Aluminum is part of Vedanta Resources
Maestro Ventures is now Greatbanks Resources
Magellan Minerals was acquired by Anfield Gold, now Equinox Gold
Magma Metals was acquired by Panoramic Resources
Magmatic Resources [ASX:MAG] - Exploration projects (Gold, Gold/Copper porphyry and base metals) in East Lachlan, NSW, Australia
Magna Gold - see KSV Restructuring
Magna Terra Minerals (formerly Brionor Resources) [TSX-V:MTT] - Santa Cruz Province of Argentina
Magnetic Minerals was acquired by Ticor Limited, which was acquired by Kumba Iron Ore (a member of the Anglo American plc group.)
Magnetic Resources [ASX:MAU] - Gold, nickel and uranium
Magnetite Mines [ASX:MGT] - Magnetite iron ore in the Mawson Iron Province of South Australia
Magnis Energy Technologies [ASX:MNS] - Nachu Graphite Project located in South East Tanzania
Magontec [ASX:MGL] - Buys pure magnesium (Mg) and magnesium alloy scrap to produce Mg alloy ingots
Magnum Goldcorp [TSX-V:MGI] - LH Property located in the Slocan Mining Division of southeastern British Columbia
Magnum Mining and Exploration [ASX:MGU] - Australia, Namibia and South Africa
Magnum Uranium was acquired by Energy Fuels
Maiden Gold merged into Sub-Sahara Resources, now Chalice Mining
Majescor Resources became Albert Mining, now Windfall Geotek
Majestic Gold [TSX-V:MJS] - Exploring for gold in China
Majestic Resources became Crown Diamonds, then merged with Petra Diamonds
Major Drilling [TSX:MDI] - Drilling service company serving the mining industry
Major General Resources is now Commander Resources
Major Precious Metals (was Eastern Zinc) [NEO:SIZE] - Skaergaard Project in Greenland
Majuba Hill Copper is now Giant Mining
Makara Mining [CSE:MAKA] - Rude Creek (Yukon) and Kenora Gold (Ontario)
Mako Gold [ASX:MKG] - Hunting high-grade gold discoveries in West Africa
Mako Mining (merger of Marlin Gold Mining and Golden Reign Resources) [TSX-V:MKO] - La Trinidad gold mine in Mexico. Developing San Albino gold project in Nicaragua
Malachite Resources NL is now Pacific Nickel Mines
Malagasy Minerals is now Capricorn Metals
Mali Lithium is now Firefinch
Mallee Resources [ASX:MYL] - Proposed acquisition of Avebury nickel sulphide mine, near Zeehan in Tasmania
Mamba Exploration [ASX:M24] - Western Australian Focused Gold, Nickel and Copper Explorer
Mamba Minerals is now Champion Iron Limited
Mammoth Resources [TSX-V:MTH] - Mexico and other geologically attractive, mining friendly jurisdictions in the Americas
Managem Group [Casablanca:MNG] - Moroccan mining group, with projects in Morocco and Africa
Manara Minerals - Venture between the Saudi Arabian Mining Company and the Public Investment Fund (PIF) to invest in mining assets globally and support the development of resilient global supply chains.
Manas Resources is now Turaco Gold
Mandalay Resources [TSX:MND] - Project in Chile
Manex Resource Group - Companies include: Bravada Gold, Southern Silver Exploration, and Nickelex Resource (was Valterra Resource Corporation)
Manganese X Energy [TSX-V:MN] - Manganese rich deposit near Woodstock New Brunswick (was Sunset Cove Mining)
Manhattan Corporation [ASX:MHC] - Uranium exploration and resource development company
Manicouagan Minerals is now Murchison Minerals
Manila Mining [PSE:MA-A] [PSE:MA-B] - Gold in the Philippines
Manitou Gold was acquired by Alamos Gold
Manning Ventures [CSE:MANN] - Acquisition and exploration of mineral properties, with a focus on the Yukon Territory, Canada
Mansa Exploration is now Voltage Metals
Mansfield Minerals became Goldrock Mines, acquired by Fortuna Silver Mines
Manson Creek Resources is now Jade Leader
Mantaro Precious Metals [TSX-V:MNTR] - Exploration of silver and gold properties in South America
Mantle Minerals (was Caeneus Minerals) [ASX:MTL] -
Mantle Mining became AuStar Gold, acquired by White Rock Minerals
Mantle Resources became Canada Zinc Metals, now ZincX Resources
Mantos Copper and Capstone Mining and have combined to form Capstone Copper
Mantra Mining became Tintina Resources, now Sandfire Resources
Mantra Resources was acquired JSC Atomredmetzoloto
Manuka Resources [ASX:MKR] - Gold & Silver producer, operating in the highly prospective Cobar Basin, New South Wales, Australia
Many Peaks Gold [ASX:MPG] - Many Peaks Gold Project is located in a proven gold province in south-east Queensland
Maple Gold Mines [TSX-V:MGM] - Douay Gold Project in the Abitibi Greenstone Belt in northern Quebec, Canada
Maple Minerals is now Mega Uranium
Marathon Gold was acquired by Calibre Mining (Jan 24, 2024)
Marathon PGM was acquired by Stillwater Mining, now Sibanye-Stillwater
Marathon Resources became Leigh Creek Energy, now NeuRizer Ltd (urea fertiliser)
Marengo Mining is now Era Resources
Marenica Energy is now Elevate Uranium
Margaret Lake Diamonds [TSX-V:DIA] - Exploring for new kimberlite discoveries in Canada's Northwest Territories
Margaux Resources is now Cassiar Gold
Mariana Resources was acquired by Sandstorm Gold
Marifil Mines [TSX-V:MFM] - Exploring for precious and base metals in Argentina.
Marimaca Copper (was Coro Mining) [TSX:MARI] - Marimaca Project in northern Chile
Marindi Metals became Firefly Resources, merged with Gascoyne Resources, now Spartan Resources
Mariner Resources is now Exploits Discovery
Marine Mining - Exploring for gold and diamonds in the offshore continental shelf of Ghana
Maritime Resources [TSX-V:MAE] - Gold in Newfoundland
Marlin Gold Mining merged with Golden Reign Resources to form Mako Mining
Marmota [ASX:MEU] - South Australia uranium
Maronan Metals [ASX:MMA] - Maronan lead-silver and copper-gold Project in Queensland
Marquee Resources [ASX:MQR] - Lithium, Clayton Valley, Nevada, USA
Marubeni - Japanese trading company in many sectors including metals & mineral resources
Marvel Discovery (was International Montoro Resources) [TSX-V:MARV] - Canadian projects
Marvel Gold (was Graphex Mining) [ASX:MVL] - Mali-focused gold explorer
Mascot Silver-Lead Mines [OTC:MSLM] - Little Pittsburgh Mine in the Coeur d'Alene Mining District and Argentine and Edelweiss claims southeast of Helena, Montana
Masivo Silver [TSX-V:MASS] - El Colomo Mining District, Sierra Madre, Mexico
Mason Resources [TSX-V:LLG] - Lac Gu�ret graphite project in northeastern Quebec
Mason Resourceswas acquired by Hudbay Minerals
Mastermyne [ASX:MYE] - Mining contractor
Masuparia Gold is now MAS Gold
Matachewan Consolidated Mines [TSX-V:MCM.A] Company Summary
Matador Exploration became CBR Gold, then Niblack Mineral Development which was acquired by Heatherdale Resources, now Blackwolf Copper and Gold
Matador Mining is now AuMEGA Metals
Matamec Explorations merged with Canada Strategic Metals to form Quebec Precious Metals
Matrix Metals became Caeneus Minerals, now Mantle Minerals
Matsa Resources [ASX:MAT] - Western Australia and South East Asia
Mauritania Mining Group -
Maverix Metals was acquired by Triple Flag Precious Metals (January 19, 2023)
Maverick Minerals [ASX:MVM] - Focus on high-potential lithium and battery and base metals projects
Mawarid Mining [a wholly-owned subsidiary of MB Holding Company] - Established to explore and develop mining opportunities in Oman and internationally.
Mawson Gold [TSX-V:MAW] - Focused on gold exploration in Sweden
Max Resource [TSX-V:MXR] - Precious and base metals in the Americas
Maximus Resources [ASX:MXR] - Portfolio of projects with potential for the discovery of uranium, gold, copper, nickel and platinum group element (PGE) deposits
MaxTech Ventures is now St. Anthony Gold
Maxy Gold was acquired by Lara Exploration
Maya Gold & Silver is now AYA Gold & Silver
Mayan Iron Corporation is now Anson Resources
Mayfair Gold [TSX-V:MFG] - Fenn-Gib gold project in Ontario, Canada
Mayo Lake Minerals [CSE:MLKM] - Mayo Mining District of the Yukon
Mayur Resources [ASX:MRL] - Developing a highly prospective gold and copper exploration portfolio in Papua New Guinea
McEwen Mining [NYSE:MUX] [TSX:MUX] - High growth, low cost mid-tier silver and gold producer in the Americas
McFarlane Lake Mining [NEO:MLM] - Gold exploration properties in Ontario and Manitoba
McLaren Resources [CSE:MCL] - Timmins, Ontario
MacPhersons Resources was acquired by Intermin Resources, now Horizon Minerals
McWatters Mining - Filed Bankruptcy. Sigma-Lamaque open pit in Val-d'Or, was acquired by Century Mining, became White Tiger Gold, now Mangazeya Mining
Mec Resources [ASX:MMR] - Invests in exploration companies seeking large energy and mineral discoveries
Mechel [NYSE:MTL] - Leading Russian mining and metals companies, uniting producers of coal, iron ore, nickel, steel, rolled products, and hardware
Medallion Metals (formerly ACH Minerals) [ASX:MMB] - Focused on developing the 100% owned Ravensthorpe Gold Project
Medallion Resources [TSX-V:MDL] - 7Exploring for precious and strategic metals in North America
Medaro Mining [CSE:MEDA] - Lithium exploration company
Medgold Resources is now Electrum Discovery
Medoro Resources was acquired by Gran Colombia Gold, became GCM Mining then merged with Aris Gold to form Aris Mining
Medusa Mining is now Ten Sixty Four
Meeka Metals (was Latitude Consolidated) [ASX:MEX] - Murchison Gold Project in Western Australia
Mega Precious Metals was acquired by Yamana Gold who was acquired by Pan American Silver (March 31, 2023)
Mega Uranium [TSX:MGA] - property interests are in Australia, Argentina, Mongolia, Africa and Canada
Megado Gold [ASX:MEG] - Ethiopia
MegaStar Development is now Madoro Metals
MegaWatt Lithium and Battery Metals (was Walcott Resources) [CSE:MEGA] - Trail Creek Mining Division in British Columbia, Canada.
MegumaGold [CSE:NSAU] - Nova Scotia Gold
Melkior Resources [TSX-V:MKR] - Acquiring diamond exploration properties in the Otish Mountain region of Quebec, Canada
Mena Resources was acquired by Rusoro Mining
Menar [private] - Focused on investing in the mineral resources and energy sectors
Menika Mining is now American Lithium
Merafe Resources [JSE:MRF] - Production and sale of ferrochrome to the stainless steel industry through the Xstrata-Merafe Chrome Venture
Merah Resources is now MinQuest
Merc International Minerals became Nighthawk Gold, who merged with Moneta Gold to form STLLR Gold
Mercator Gold is now ECR Minerals plc
Mercator Minerals filed Bankruptcy
Mercer Gold is now Tresoro Mining
Merit Mining Corporation is now Huakan International Mining
Merger Mines - Silver Valley of northern Idaho
Merida Minerals [TSX-V:ESPN] - Focused on mining opportunities in Spain
Meridian Gold was acquired by Yamana Gold which was acquired by Pan American Silver (March 31, 2023)
Meridian Mining UK Societas [TSX:MNO] - Brazil
Meridius Resources is now BMEX Gold
Merit Mining is now Huakan International Mining
Merrex Gold was acquired by Iamgold Corporation
Meryllion Resources [CSE:MYR] - Exploration projects in Argentina
Mesa Minerals is now Mineral Resources
Messina Minerals was acqured by Canadian Zinc, now NorZinc
Metal Bank [ASX:MBK] - Exploration projects in highly prospective regions of Queensland and Western Australia
Metal Energy [TSX-V:MERG] - Focused on nickel, copper, and PGE in Ontario and Manitoba
Metal Hawk [ASX:MHK] - Gold and nickel in the Eastern Goldfields and Albany-Fraser Range
Metal Tiger plc is now Strata plc
MetalCORP was acquired by Palladium One
Metalex Ventures [TSX-V:MTX] - Focused on diamond exploration in Canada, Greenland, Morocco, and Angola
Metalicity [ASX:MCT] - Cobalt, lithium and zinc
Metaliko Resources was acquired by Echo Resources, acquired by Northern Star
Metalite Resources (was RooGold) [CSE:METL] - Liberia ans New South Wales, Australia
Metalla Royalty and Streaming [TSE-V:MTA] - Acquisition and management of precious metal royalties, streams and similar production based interests. (was Excalibur Resources)
Metallic Minerals [TSX-V:MMG] - Keno Silver Project (was Monster Mining)
Metallic Ventures Gold was acquired by International Minerals Corporation, which was acquired by Hochschild Mining
Metallica Metals is now Quebec Rare Earth Elements
Metallica Minerals [ASX:MLM] - Developing nickel-cobalt laterite resources in the Greenvale Nickel Province of North Queensland.
Metallica Resources merged into New Gold
Metalline Mining is now Silver Bull Resources
Metallis Resources [TSX-V:MTS] - Kirkham Property situated in the heart of the prolific Golden Triangle in Northern British Columbia
Metallum is now Kopore Metals
Metallum Resources (was Young Shannon Gold Mines) [TSX-V:MZN] - High-Grade Zinc and Copper Mine in Ontario.
Metalo Manufacturing [CSE:MMI] -
Metalore Resources [TSX-V:MET] - Mining claims in Northwestern Ontario
MetalQuest Mining (was El Nino Ventures) [TSX-V:MQM] - Lac Otelnuk Iron Ore Project in the Labrador Through in Northern Quebec
Metals Acquisition [ASX:MAC] - CSA Copper Mine in Cobar, New South Wales, Australia
Metals Australia [ASX:MLS] - Uranium in Namibia. (was Australian United Gold)
The Metals Company (merger of Deep Green Metals and Sustainable Opportunities Acquisition Corp) [NYSE:] - Scaling nodule collecting and onshore processing systems to supply lower-impact metals to the global electric vehicle industry.
Metals Creek Resources [TSX-V:MEK] - Projects in Newfoundland, Ontario, and the Yukon
Metals Exploration [LSE:MTL] - Southeast Asia - Pacific region with immediate emphasis on the Philippines.
Metals Finance is now Pacific American Coal
Metals Group Companies include: Altiplano Metals, Benchmark Metals, and Metalero Mining (was Cortus Metals)
Metals One PLC [LSE:MET1] - Battery metals in Finland and Norway
Metals X Limited [ASX:MLX] - Largest tin producer in Australia and Wingellina Nickel Project
MetalsGrove Mining [ASX:MGA] - Portfolio of high-quality lithium, rare earth, copper-gold, manganese and base metal projects in Western Australia and the Northern Territory
Metalsource Mining (was Silverfish Resources) [CSE:LCR] - Aruba Project, prospective for nickel, copper and PGE mineralization, in Botswana
MetalsTech [ASX:MTC] - Quebec lithium exploration
Metanor Resources is now Bonterra Resources
Meteoric Resources [ASX:MEI] - Wilthorpe gold project in the Peak Hill region of WA
Metex Resources became Carbon Energy, then delisted
Metminco became Los Cerros Limited, now LCL Resources
Metorex Limited was acquired by Jinchuan Group
Metro Mining [ASX:MMI] - Bauxite Hills Projects in Cape York, Queensland
Mexgold Resources was acquired by Gammon Lake Resources, now AuRico Gold
Mexican Gold Corp. [TSX-V:MEX] - Las Minas property, Veracruz State, Mexico
Mexican Silver Mines became Rio Alto Mining, acquired by Tahoe Resources, acquired by Pan American Silver
Mexus Gold [OTC:MXSG] - Gold, silver, and copper in the Western United States and Northern Mexico.
Miata Metals [CSE:MMET] - Polymetallic Exploration in Central British Columbia
Michelago Limited was acquired by Golden China Resources, acquired by Sino Gold Limited, then acquired by Eldorado Gold
Micrex Development Corporation [TSX-V:MIX] - Properties in Alberta and British Columbia (Canada) and New Mexico (USA)
Midas Gold is now Perpetua Resources
Midas Minerals [ASX:MM!] - Exploring the highly prospective Goldfields region of Western Australia for gold, base metals and PGE
Midas Resources is now Hammer Metals
Middle Island Resources [ASX:MDI] - Focused on West Africa. (Burkina Faso, Niger and Liberia)
Midland Exploration [TSX-V:MD] - 7Properties in the Cadillac mining camp of northwestern Quebec.
Midnight Sun Mining [TSX-V:MMA] - Whitehorse Mining District, Yukon, Canada
Midway Gold - Chapter 11
Midwest Corporation is now Sinosteel Midwest Corporation
Midwinter Resources became Cobre Montana, now Lithium Australia
Mighty Beaut Minerals is now MBMI Resources
Mila Resources Plc [LSE:MILA] - Focused on Delivering High-Value Mining Opportunities
Mill Bay Ventures became Great Thunder Gold, now Newfoundland Discovery
Millennial Lithium was acquired by Lithium Americas
Millennial Precious Metals was acquired by Integra Resources
Millennium Silver (was International Millennium Mining) [TSX-V:MSC] - Silver Peak silver-gold project in southwest Nevada
Millrock Resources is now Alaska Energy Metals
Milner Consolidated Silver Mines [TSX-V:MCA-H] -
Minara Resources is now Glencore
Minas Metals (was Lode Metals) [CSE:MINA] - Cracker Creek gold project in Oregon, USA, and battery metal projects in Minas Gerais state of Brazil
Minaurum Gold [TSX-V:MGG] - Gold and silver exploration company in Mexico.
Minbos Resources [ASX:MNB] - Phosphate projects in Africa
Minco plc has been acquired by Dalradian Gold
Minco Capital (was Minco Gold) [TSX:MMM] - Leading miner in China
Minco Silver Corporation [TSX:MSV] - Focused on acquiring and developing high-grade, advanced-stage silver properties in China
Mincor Resources was acquired by >Wyloo Consolidated Investments, Subsidiary of Wyloo Metals
Mindax [ASX:MDX] - Murchison area of the Yilgarn Shield of Western Australia
Minefinders was acquired by Pan American Silver
Minemakers is now Avenira (phosphate)
Minera Andes was acquired by McEwen Mining
Minera Alamos [TSX-V:MAI] - Portfolio of high-grade Mexican projects
Minera Aurifera Retamas (MARSA) -
Minera Camargo [private] - Exploring the Sierra Madre of Mexico for gold and base metals
Minera IRL [CSE:MIRL] - Latin American precious metals mining, development and exploration company.
Mineral Commodities [ASX:MRC] - Xolobeni Minerals Sands Project and Trekelano Copper Project
Minfocus Exploration is now Queensland Gold Hills
Mineral Hill Industries [TSX-V:MHI] - Praxis Gold Project, British Columbia
Mineral Mountain Mining is now Quad M Solutions
Mineral Mountain Resources is now Badlands Resources
Mineral Resources Limited [ASX:MIN] - Diversified Australian mining services and contracting company
Mineral Securities became CopperCo, whose assets were acquired by Cape Lambert Resources, now Cyclone Metals
Minerals 260 (spinout from Liontown Resources) [ASX:MI6] - Moora Gold-Nickel-Copper-PGE Project
Mines and Metals Trading (Peru) PLC [private] merged with Oro X Mining to form Silver X Mining
Mines Management was acquired by Hecla Mining
Mining Projects Group is now Kairos Minerals
Minjar Gold [fully owned subsidiary of Jinan High-tech Development] - Gold exploration and production in both Western Australia and Queensland.
MinKap Resources is now Ophir Gold
Minnova [TSX-V:MCI] - Maverick Gold Project (was Auriga Gold)
Minorco combined with Anglo American to form Anglo American plc
Minotaur Gold Limited became Redport Mining Limited, acquired by Mega Uranium
Minotaur Exploration was acquired by Andromeda Metals
Minrex Resources [ASX:MRR] - Exploration for Gold and Tin in the Deflector Extended Gold Project in Western Australia and Heemskirk Project in Tasmania
Minsud Resources [TSX-V:MSR] - Precious and base metals in Argentina
Minsur [Lima:MIN] - Peru
Minto Explorations was acquired by Sherwood Mining, becaem Capstone Mining now Capstone Copper
Minto Metals [TSX-V:MNTO] - Minto mine located in the Minto Copper Belt, Yukon
Minvita Enterprises is now Silver Grail Resources
Mineworx (was Iberian Minerals) is now RegenX
Miocene Metals became Carube Copper, now C3 Metals
Mirabel Resources became Rocmec Mines, became Nippon Dragon Resources, now GETT Gold
Miramar Mining was acquired by Newmont
Miramar Resources [ASX:M2R] - Gold exploration projects in the Eastern Goldfields, Murchison and Gascoyne regions of Western Australia
Miramont Resources is now Kuya Silver
Miranda Gold is now Outcrop Silver
Miranda Minerals is now Union Atlantic Minerals
Mirasol Resources [TSX-V:MRZ] - Gold and silver in the Americas
Mission Gold was acquired by Northern Dynasty Minerals
Mistango River Resources [CSE:MIS] - Kirkland Lake and Thunder Bay, Ontario. Casa Berardi, Quebec (was GLR Resources)
Mitchell Services [ASX:MSV] - Leading provider of drilling services to the global exploration, mining and energy industries
Mithril Resources [ASX:MTH] - Focused exploration on nickel
Mitre Mining [ASX:MMC] - Mitre Project located in the eastern Lachlan Fold Belt, New South Wales, Australia
Mitsubishi Materials [Tokyo:5711] - Nonferrous Metals, Cement, Fabricated Metal Products, and Advanced Materials
Mitsui Mining [Tokyo:1506]
Mkango Resources [TSX-V:MKA] - Rare earths
Mmakau Mining - Leading mining company in Africa, with investments in coal, platinum and mining services.
Mogotes Metals [TSX-V:NBBO] - Filo Sur Project (Copper-Gold-Silve) in Argentina
Moho Resources [ASX:MOH] - Queensland and Western Australia,
Mojave Gold became Benjamin Hill Mining, now Forge Resources
Mokuti Mining became Green Rock Energy, now Black Rock Mining
Molten Metals [CSE:MOLT] - Engaged in producing the lesser-known battery elements such as Antimony (Sb) and Tin (Sn)
Moly Mines is now Young Australian Mines
Molycor Gold Corporation became Nevada Clean Magnesium is now Western Magnesium
Monarca Minerals [TSX-V:MNN] - Silver and gold projects in Mexico (was Oremex Silver)
Monarch Gold Mining became Swan Gold Mining, became Eastern Goldfields is now Orabanda Mining
Monarch Mining [TSX:GBAR] - Projects in the Abitibi mining camp in Quebec, Canada
Monax Mining became Auteco Minerals, now FireFly Metals
Moneta Gold and Nighthawk Gold merge to form STLLR Gold
Monger Gold is now Loyal Lithium
Mongoose Mining [CSE:MNG] - Gold, Cobalt, and Copper Targets in Atlantic Canada
Monster Copper was acquired by Mega Uranium
Monster Mining is now Metallic Minerals
Mont Royal Resources [ASX:MRZ] - Edjudina Project and the Yule River Project, Western Australia.
Montage Gold [TSX-V:MAU] - Morondo Gold Project
Montague Resources NL is now Cullen Resources NL
Montan Mining is now Fidelity Minerals
Montana Gold Mining Company is now Peloton Minerals
Montana Resources - Operates the Continental Pit, a Cu-Mo open pit mine, near Butte, Montana
Montauk Metals (was Galway Gold) [TSX-V:MTK] -
Montego Resources [CSE:MY-X] - Taylor Project, located in White Pine County, NV;
Montemor Resources became European Gold Resources, now Galantas Gold
Monterey Minerals is now Puranium Energy
Montero Mining and Exploration [TSX-V:MON] - Focused on rare earth element (REE), uranium and phosphate deposits in Tanzania and Canada
Montezuma Mining is now Element 25
Montoro Resources became International Montoro Resources is now Marvel Discovery
Monument Mining [TSX-V:MMY] - Gold in Malaysia
Monumental Energy (was Monumental Mineral) [TSX-V:MNRG] - Acquisition, exploration and development of critical minerals for the energy transformation
Moonbound Mining [CSE:MML] - Yak Property located in Northwestern British Columbia
Morella Corporation (was Altura Mining ) [ASX:1MC] - Fcused on lithium and battery minerals, with project opportunities in Australia and the USA.
Morgain Minerals merged with Aurogin Resources to form Castle Gold Corporation, now Argonaut Gold
Morien Resources [TSX-V:MOX] - Projects in Nova Scotia
Morumbi Resources is now Ascendant Resources
Mosaic Minerals [CSE:MOC] - Quebec Mineral Exploration
Mosquito Consolidated Gold became American CuMo Mining, now Multi Metal Development
Moss Lake Gold Mines was acquired by Wesdome Gold Mines
Motapa Diamonds was acquired by Lucara Diamond
Moto Gold Mines was acquired by Randgold Resources, than was acquired by Barrick Gold
Mount Burgess Mining [ASX:MTB] - Active projects in Australia and Namibia
Mt. Dimer Gold Mines became Regal Resources. became Nzuri Copper, acquired by Chengtun Mining Group
Mount Gibson Iron [ASX:MGX] - Australia's leading independent "pure-play" hematite iron ore producer
Mt Isa Metals became Orbis Gold, acquired by SEMAFO which was acquired by Endeavour Mining (July 2, 2020)
Mount Isa Minerals (was Chalkos Metals) [private] - Looking for economic deposits of copper on the Western side of the Mount Isa fault
Mt. Kersey Mining became Gutnik Resources, then Great Gold Mines and is now Hawthorn Resources
Mt Malcolm Mines [ASX:M2M] - Malcolm District of Western Australia
Mt Monger Resources is now MTM Critical Metals
Mount Ridley Mines [ASX:MRD] - Projects in the Fraser Range region with the potential to host major mineral deposits in base and precious metals. (was AXG Mining)
Mountain Boy Minerals [TSX-V:MTB] - Extensive mineral holdings in the Stewart area of northwestern B.C. as well as in the central area of British Columbia
Mountain Lake Minerals became MLK Gold, now Triple One Metals
Mountain Province Diamonds [AMEX:MPVD] - Exploration/development company with a major diamond find in the Northwest Territories of Canada
Moxico Resources plc - Emerging Low-Cost Copper Producer in Zambia
Moydow Mines International was acquired by Franco-Nevada Corporation
Multi Metal Development (was American CuMo Mining) [TSX-V:MLY] - one of the largest deposits of molybdenum, copper and silver in North America near Boise, Idaho, USA
Mundoro Capital [TSX-V:MUN] - China and South Eastern Europe projects
Murchison Minerals [TSX-V:MUR] - Mineral properties in Canada and East Africa.
Murgor Resources was acquired by Alexandria Minerals, then acquired by O3 Mining
Musgrave Minerals Limited was acquired by Ramelius Resources
Musk Metals (was Gold Plus Mining) [CSE:MUSK] - Lithium Exploration
Muskox Minerals became Prize Mining, now Boundary Gold and Copper Mining
Muskrat Minerals is now Metalo Manufacturing
Mustang Alliances [OTC:MSTG] - Gold and silver deposits in the Choluteca district of southern Honduras
Mustang Energy [CSE:MEC] - Uranium projects in the Athabasca Basin, Saskatchewan
Mustang Minerals is now Grid Metals
Mutiny Gold became Doray Minerals, now Silverlake Resources
Muzhu Mining [CSE:MUZU] - Quebec
Mvelaphanda Resources was acquired by Northam Platinum
Myanmar Metals (was Top End Minerals) is now Mallee Resources
Myriad Uranium (was Myriad Metals) [CSE:M] - Copper Mountain Project, Wyoming

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