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Formation of giant iron oxide-copper-gold deposits by ... - Nature

2023年7月25日 Iron oxide-copper-gold (IOCG) deposits are a globally important source of copper, gold and critical commodities. Despite their relevance, IOCG deposits remain an ill

Gold in iron oxide copper–gold deposits - ScienceDirect

2016年1月1日 Iron oxide copper–gold (IOCG) deposits contain economic or anomalous gold. The gold is present as native gold, electrum, and gold–bismuth–antimony–tellurium alloy. The

A Research Review of Iron Oxide Copper-Gold Deposits

Iron oxide copper-gold (IOCG) deposits are a research focus of the current ore deposit geology, and have attracted much attention among the worldwide geologists and exploration experts

中国铁氧化物-铜-金(IOCG)矿床的基本特征及研究进展

2019年1月7日 Iron oxide copper-gold (IOCG) deposits are a new group of hydrothermal Fe-Cu deposits, the concept of which was recently proposed by Hitzman et al. (1992) initially due to the discovery of the giant Olympic Dam

Iron oxide-copper-gold deposits: an Andean view - Springer

2003年9月17日 Based on deposit morphology and dictated in part by lithological and structural parameters, they can be separated into several styles: veins, hydrothermal breccias,

Minerals Special Issue : Iron Oxide-Copper-gold

2019年4月20日 Silica-bearing magnetite was recognized in the Copiapó Nordeste prospect as the first documented occurrence in Chilean iron oxide–copper–gold (IOCG) deposits. The SiO 2-rich magnetite termed silician

Magnetotelluric imaging of an iron-oxide copper gold (IOCG)

2024年7月18日 Constraining the deep signature of iron-oxide copper gold (IOCG) mineralising events is important to understanding the genesis of the ore deposits and for the improvement

Ambient noise tomography of an iron-oxide copper–gold (IOCG)

2024年7月30日 One such seismic technique, called ambient noise tomography (ANT), has shown promise in recent years as a low cost and low environmental impact passive method of

Iron oxide copper gold ore deposits - Wikipedia

Iron oxide copper gold ore deposits (IOCG) are important and highly valuable concentrations of copper, gold and uranium ores hosted within iron oxide dominant gangue assemblages which

Electromagnetic methods for assessing moisture content and

2024年1月19日 The rock-to-metal ratio (RMR), defined as the quantity of rock mined/removed to generate a refined metal, is an important index to comprehend the volume of mining waste; RMR can range from 10 to 10 6 depending upon the type of commodity and mining practices [].For instance, iron oxide copper gold (IOCG) deposits around the world typically have only

Formation of giant iron oxide-copper-gold deposits by ... - Nature

Iron oxide-copper-gold (IOCG) systems are among the world’s richest mineral deposits, making for highly pro˜t - able mining operations 1–3 . By-product strategic elements including Co, U and ...

(PDF) Gold in iron oxide copper–gold deposits - ResearchGate

2016年1月1日 Iron oxide-copper-gold (IOCG) deposits are distinguished by higher copper grades than porphyry copper deposits (mostly > 1%) and wide range of low grade gold (Sillitoe, 2003).

2.4 Iron oxide copper-gold mineral system - Geoscience Australia

Iron oxide copper-gold (IOCG) deposits (Hitzman et al., 1992) are a diverse family of mineral deposits characterised by the following features: (1) Cu with or without Au, as economic metals, (2) hydrothermal ore styles and strong structural controls, (3) abundant magnetite and/or hematite, (4) Fe oxides with Fe/Ti greater than those in most igneous rocks, and (5) no clear

Natural source-field induced polarisation exploration of an iron-oxide

2023年10月13日 Natural source-field induced polarisation exploration of an iron-oxide copper-gold (IOCG) deposit under thick cover. Ying Liu a School of Physics, Chemistry and ... G.Y., V.S. Poylitsyn, and D.S. Kudinov. 2016. Phase-induced polarisation method based on processing noise signals of the natural electromagnetic field of the earth ...

Iron oxide-copper-gold deposits: an Andean view - Academia

Mineralium Deposita (2003) 38: 787–812 DOI 10.1007/s00126-003-0379-7 A RT I C L E Richard H. Sillitoe Iron oxide-copper-gold deposits: an Andean view Received: 3 March 2003 / Accepted: 22 July 2003 / Published online: 17 September 2003 Ó Springer-Verlag 2003 Abstract Iron oxide-copper-gold (IOCG) deposits, deﬁned primarily by their elevated magnetite and/or hematite

Iron Oxide Copper-Gold Deposits: Geology, Space-Time

2005年1月1日 Many diverse ore systems are classified together as iron oxide copper-gold (IOCG) deposits based on an empirical definition arising primarily from geochemical features that do not specify tectonic setting, geologic environment, or sources of ore-forming fluid, metals, or other ore components. Such deposits have (1) ...

ZAMBIA: EXPLORATION POTENTIAL FOR IRON OXIDE COPPER–GOLD DEPOSITS

Iron oxide copper–gold prospects Iron oxide Cu–Au targets in Zambia have been identified primarily through the integration of aeromagnetic interpretation and a compilation of results from previous explorers (mostly pre-1975). Intense magnetic anomalies related to structures associated with granitic intrusive phases, in particular

Iron oxide copper-gold deposits: geology, space-time

Many diverse ore systems are classified together as iron oxide copper-gold (lOCG) deposits based on an empirical definition arising primarily from geochemical features that do not specify tectonic setting, geologic environment, or sources of ore-forming fluid, metals, or other ore components. Such deposits have (1) Cu, with or without Au, as economic metals; (2)

A Research Review of Iron Oxide Copper-Gold Deposits

Abstract Iron oxide copper-gold (IOCG) deposits are a research focus of the current ore deposit geology, ... and their genesis and ore-forming process. This work also proposed the ore prospecting direction of IOCG deposits from a trinity model of metallogenic geological bodies, ...

Iron Oxide Copper Gold - an overview ScienceDirect Topics

Iron oxide–copper–gold (IOCG) systems, initially defined following discovery of the giant Olympic Dam Cu–U–Au deposit (Fig. 3.12), comprise magmatic-hydrothermal deposits that: (1) contain economic Cu ± Au ± U grades; (2) are structurally controlled, commonly with breccias; (3) have abundant low-Ti iron oxides intimately associated with Fe–Cu sulfides; (4) have light rare earth ...

Ambient noise tomography of an iron-oxide copper–gold (IOCG) deposit

2024年7月30日 These methods are successful in identifying deposits that ... Ambient noise tomography of an iron-oxide copper–gold (IOCG) deposit under thick ... M. Ohrnberger, and A. Savvaidis. 2020. Geopsy: A user-friendly open-source tool set for ambient vibration processing. Seismological Research Letters 91 (open in a new window) no. 3 ...

Iron oxide copper-gold (IOCG) deposits - Semantic Scholar

2021年11月1日 Semantic Scholar extracted view of "Iron oxide copper-gold (IOCG) deposits – a review (part 1): settings, mineralogy, ore geochemistry, and classification" by R. Skirrow

Real-Time Ambient Seismic Noise Tomography of the Hillside Iron Oxide ...

2024年2月28日 We conduct an exploration-scale ambient noise tomography (ANT) survey over the Hillside Iron Oxide–Copper–Gold (IOCG) deposit in South Australia, leveraging Fleet’s direct-to-satellite ...

Major Gold Deposit Types and Exploration process - IJSER

Major Gold Deposit Types and Exploration process N. N. Singh Indo Gold Mines Private Ltd, 68B Sect-9, HM; Udaipur, India 313001 singhnn@gmail Gold occurs as primary commodity in a wide range of gold deposit types and settings. Three main clans of ... BIF IOCG (Iron oxide Copper-Gold). Deposits of the new reduced intrusion-related clan share ...

Mineral systems with iron oxide copper-gold (IOCG) and affiliated deposits

2023年1月30日 Request PDF Mineral systems with iron oxide copper-gold (IOCG) and affiliated deposits Special Paper 52 focuses on field-driven geosciences with over 70 full pages of photos from field ...

Seismic Reflection Surveys in for Iron Oxide Copper-Gold

method. Successful exploration for deeper Iron Oxide Copper-Gold (IOCG) deposits below the regolith cover depends on the understanding of the location and geometry of the controlling structures of the deposits. In the past, traditional methods were routinely used to remotely sense these deposits. These methods though apparently

Breaking up the temporal link between granitic magmatism and iron oxide

Iron oxide-copper–gold (IOCG) deposit genesis is often genetically linked to magmatism due to temporal association between granite and mineralization and participation of magma-derived components. In the Carajás Mineral Province, NW Brazil, a set of ca. 2.6–2.5 Ga IOCG deposits has been interpreted to be genetically linked to contemporary granite, which are located along

Copper Mining and Processing: Processing Copper Ores

Copper processing is a complicated process that begins with mining of the ore (less than 1% copper) and ends with sheets of 99.99% pure copper called cathodes, which will ultimately be made into products for everyday use.The most common types of ore, copper oxide and copper sulfide, undergo two different processes, hydrometallurgy and pyrometallurgy, respectively,

Formation of the Mantoverde iron oxide-copper-gold (IOCG) deposit

2020年1月20日 The Mantoverde iron oxide-copper-gold (IOCG) deposit, Chile, contains hundreds of millions of tonnes (Mt) of mineable iron oxide and copper sulfide ore. While there is an agreement that mineralization at Mantoverde was caused by hydrothermal fluid(s), there is a lack of consensus for the role(s) that non-magmatic vs. magmatic fluid(s) played during the

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