what makes a world class copper deposit
Porphyry Deposits: The World's Largest Source of …
Porphyry copper deposits are generally composed of a "plug-like" igneous intrusion– a large magma body that is emplaced beneath a volcanic system. On average these deposits can have a vertical and horizontal extent of 1-2 km and can range from tens of millions to more than one billion tons in size. While coppe…See more on geologyforinvestors
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(PDF) The formation of porphyry copper depositsWEBEconomic analysis of 143 major deposits found between 1985-2003 showed that much of the industry's wealth is captured in a handful of discoveries. For gold: Of those >0.5 mt …
DISCOVERING WORLD CLASS GOLD AND GOLD …
01 three owned properties | two deposit models *Mineral reserve estimate of 334 Mt at a grade of 0.75 g/t Au and 5.8 g/t Ag per Artemis Gold Inc. press release dated August 26, 2020 ** Proven and Probable reserves of 831 M tonnes at a grade of 0.41 g/t au and 0.23% cu per Taseko Mines website, September 28, 2020
WHAT DO WE MEAN BY A WORLD-CLASS DEPOSIT?
Economic analysis of 143 major deposits found between 1985-2003 showed that much of the industry's wealth is captured in a handful of discoveries. For gold: Of those >0.5 mt Cu-equiv, 12% by number had an NPV>$250m. These contained 30% of the metal and 53% of the total wealth. For base metals: Of those >1 moz Au, 14% by number had an …
What Makes a World-class Silver Deposit? (Updated 2023)
Silver has a long history as a valuable metal, and miners have spent centuries hunting for world-class deposits. The search for top-tier silver assets can be tough — silver-dominant mines are rare, and the metal is often produced as a by-product. Indeed, some of the world's largest silver-producing mines are focused primarily on …
Hydrothermal Alteration Mineralogy and Geochemistry of …
The Canadian Malartic stockwork-disseminated gold deposit is an Archean world-class deposit located in the southern Abitibi greenstone belt. It contains over 332.8 tonnes (t; 10.7 Moz) of Au at a grade of 0.97 ppm, in addition to 160 t (5.14 Moz) of past production (1935–1981).
Types of Copper Deposits in the World
1. What are the types of copper deposits? Porphyry copper deposits are low grade, but are important sources of copper because they can be worked at a large scale for low costs. They typically...
What Makes a World-class Silver Deposit? (Updated 2023)
The term "world class" is used to describe entities of the highest caliber. In the geological world, the "world class" moniker is bestowed upon mineral deposits in the upper 10 percent of ...
World class base and precious metal deposits; a …
World class deposits, defined as the upper 10 percent of deposits in terms of contained metal, account for over 86 percent of all gold, 79 percent of silver, 84 …
World class base and precious metal deposits; a …
Tonnage of mineralized rock is an even better predictor of contained metal with over 96 percent of each metal's total residing in deposits having greater than median size and between 47 and 79 percent of metal contained in the largest 10 percent of deposits. World class deposits, defined as the upper 10 percent of deposits in terms of contained ...
What Makes a World-class Silver Deposit? (Updated 2023)
Silver has a long history as a valuable metal, and miners have spent centuries hunting for world-class deposits. The search
Sediment-hosted copper deposits of the world: Deposit …
This publication contains four descriptive models and four grade-tonnage models for sediment hosted copper deposits. Descriptive models are useful in exploration planning and resource assessment because they enable the user to identify deposits in the field and to identify areas on geologic and geophysical maps where deposits could occur. Grade ...
Clues to hidden copper deposits | Nature Geoscience
Copper deposits derived from porphyry magmas are the largest sources of copper and molybdenum, and are a significant source of gold to world markets 1.
what makes a world class copper deposit – Grinding Mill …
What makes molybdenum unique is that it has … is currently the largest producer of copper in the world. … interesting that an article on world class molybdenum deposits … » Free Online Chat Codelco seeks access to " world - class " Ecuadorian …
The geodynamics of world-class gold deposits: …
Semantic Scholar extracted view of "The geodynamics of world-class gold deposits: characteristics, space-time distribution, and origins" by R. Kerrich et al. Skip to search form Skip ... More than half of the 25 largest known porphyry copper deposits, defined in terms of contained copper metal, formed during three time periods: the …
Types of Copper Deposits in the World
What makes a world-class copper deposit? While there are other factors to consider when valuing a copper deposit, the upshot is that a world-class copper deposit holds a copper resource whose ...
World‐class sediment‐hosted stratiform copper deposits: …
Detailed studies of the host lithologies, mineral textures, metal zoning and configurations of numerous sediment‐hosted stratiform copper deposits have established a post‐sedimentary (diagenetic) timing and overprint concept for the genesis of this important mineral deposit type. Metals were probably deposited from low‐temperature oxidised …
Bill Gates-Backed Miner Finds World Class Zambian Copper Deposit
Bill Gates Photographer: Hollie Adams/Bloomberg, Bloomberg. (Bloomberg) -- KoBold Metals, a mining startup that uses artificial intelligence to explore for materials key to the green-energy transition, said it's discovered a huge copper deposit in Zambia. San Francisco Bay Area-based KoBold, whose shareholders include Breakthrough Energy ...
World‐class sediment‐hosted stratiform copper deposits: …
World‐class sediment‐hosted stratiform copper deposits: Characteristics, genetic concepts and metallotects ... successful exploration for stratiform copper deposits will probably depend more and more commonly on the detection and refined reconstruction of redbed/greybed sedimentary environments in zones of crustal …
Copper (Cu) Ore | Minerals, Occurrence » Geology Science
Copper (Cu) ore is a naturally occurring mineral deposit that contains copper in varying concentrations. It is an important industrial metal that has been used by human civilizations for thousands of years due to its excellent electrical and thermal conductivity, high ductility, and resistance to corrosion. Copper is widely used in various …
Digging Into the World of Copper
About 75 percent of the world's copper comes from porphyry copper deposits. That's three-quarters of the copper in your phone, your laptop and other high-tech devices that use the metal in their circuits. New research at the University of Idaho and the University of Michigan unearths how porphyry copper deposits are distributed around the ...
VMS Deposits of the World
Worldwide, VMS deposits account for much less copper production, at an estimated 6 percent. However, 22 percent of the world's zinc, 9.7 percent of lead, 8.7 percent of silver, and 2.2 percent ...
Geology of Copper | Properties, Mining, and …
The deposits that contain the largest quantities of copper are called porphyry deposits, and the process of extracting it usually involves drilling an open pit into a …
Targeting World -Class Gold and Copper Deposits in …
THE WORLD-CLASS PATERSON PROVINCE. SURROUNDED BY TIER 1 WORLD-CLASS GOLD-COPPER MINES AND PROCESSING. In the heart of the highly prospective Paterson Province, with neighbouring Tier 1 groups such as Newmont, Greatland Gold, Rio Tinto and Cyprium TELFER GOLD-COPPER MINE 30+ Moz gold …
Geology of the World-Class Antamina Copper-Zinc …
According to research in the area, key factors that led to the development of the world-class Antamina deposit include: (i) mantle-derived intrusions; (ii) favourable …
World Class Molybdenum Deposits | INN
Molybdenum deposits are found and mined on almost every continent. What makes molybdenum unique is that it has a very high melting point of 4,730 degrees Fahrenheit. This is 2,000 degrees higher ...
Porphyry copper deposits of the world: database, …
Mineral deposit models are important in exploration planning and quantitative resource assessments for two reasons: (1) grades and tonnages among deposit types …
What Makes an Oil Deposit World Class? | INN
Geological Requirements. There are four requirements necessary to form an oil deposit: 1) there must be a source rock, 2) there must be a heating event, 3) there must be a reservoir rock, and 4 ...
Fluid mixing as primary trigger for cassiterite
The world-class San Rafael Sn (–Cu) deposit (>1 Mt Sn at average grade of 2%) is located in the northern part of the Central Andean tin belt extending from southeast Peru to Bolivia and northern Argentina. ... Tourmaline as a tracer of late-magmatic to hydrothermal fluid evolution: the world-class San Rafael tin (-copper) deposit, Peru. …
Types of Copper Deposits in the World (Updated 2023)
While there are other factors to consider when valuing a copper deposit, the upshot is that a world-class copper deposit holds a copper resource whose value far exceeds the cost of mining and ...
Pattern in Earth's Copper Deposits
About 75 percent of the world's copper comes from porphyry copper deposits. A new study from the University of Idaho and the University of Michigan unearths how these economically valuable deposits are …