Cases Center

    Focus on large scale porphyry discoveries

    2020-9-29  Australia’s foremost porphyry belt, with district scale project pipeline −Significantly expanded drilling program at Trundle with positive initial results: −Grade: First hole returned 51m @ 1.17 g/t gold & 0.54% copper from 39m, including 20.5m @ 1.94 g/t gold & 1.18% copper from 57.6mget price

    Large-scale porphyry-type mineralization in the

    2018-10-1  Although in terms of ore reserves rather small Archean and Proterozoic porphyry deposits occur in Fennoscandia and Canada (Fraser, 1993, Wanhainen et al., 2003), the global spatial distribution of porphyry deposits generally outlines the Phanerozoic orogenic belts resulting from subductional and collisional events along convergent plate margins (Hou et al., 2011, Hou et al., 2015, get price

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    MaCauley Creek Porphyry Project Inca Minerals

    While high-grade and widespread mineralisation has been reported in historical small-scale miners and past explorers, the area remained overlooked for large scale mineral systems such as Cu-Au porphyry systems. Not anymore! Known Cu-Au-Mo± (Pb+Zn) get price

    NEW LARGE-SCALE PORPHYRY AND SKARN TARGETS

    2021-4-14  • The new porphyry target coincides with numerous known occurrences of porphyry-style mineralisation recorded in historical small-scale mining, surface sampling and non-Inca drilling • Independent geophysical review also identifies a new, unexplored skarn target in get price

    Discovery of a Large-scale Porphyry Molybdenum

    2013-9-3  (Fig. 1) with small, but rich veins of molybdenum exposed (Fig. 2). The scale of ore deposit is uncertain since its extent at depth is unknown. Mineral resources are of vital importance to China’s national economy, which has led to a great deal of emphasis on ‘‘second phase’’ exploration work (Teng,get price

    Metal Bank identifies large-scale porphyry Small

    2018-11-27  Completed in 1994, the program comprised 10 holes to a depth of just 60 metres, with no follow-up activities conducted after the assay results. Highlights from drilling at Flori’s Finds include 10m at 0.35 grams per tonne gold from 26m; 22m at get price

    Silicate-replacive high sulfidation massive sulfide

    2020-12-11  In porphyry stockwork veins, small-scale but widespread quartz dissolution can be facilitated by contraction of a cooling single-phase magmatic fluid leading to synchronous quartz dissolution and sulfide precipitation (Landtwing et al. 2010; Fekete et al. 2016). An alternative possibility for large-scale get price

    Author: Dina Klimentyeva, Thomas Driesner, Albrecht von Quadt, Trajča Tončić, Christoph Heinrich

    Recognition of a Middle–Late Jurassic arc-related

    2021-1-26  The association of porphyry copper systems with subduction settings is well documented from the Andes and southwestern North America, with recurrent short-lived metallogenic epochs occurring during a long-lived history of subduction on the 100 m.y. scale (Sillitoe, 2012).get price

    Amalgamation and Small-Scale Gold Mining at Ancient

    2017-1-25  used today in small-scale alluvial gold mines worldwide. Cyanide, which was first used in the 1880s, is used in large-scale hardrock mines to recover gold, silver, cop-per, and other metals from porphyry and disseminated ore deposits. Therefore, amalgamation must be considered, or specifically in the case of Sardis, reconsideredget price

    Ore Geology Reviews

    2017-5-9  The Fuxing porphyry Cu deposit is in close proximity to the EW-trending Kanggur Fault, at geographic coordinates E92°18′57″ to E92°21′21″ and N42°04′41″ to N42°05′18″(Fig. 1C). A series of NW-and NE-trending secondary faults developed in the deposit (Fig. 2A). Ore bodies are mainly hosted in the plagiogranite porphyry andget price

    Potential for Porphyry Copper Mineralization Below

    2018-2-15  Nevertheless, medium‐ to small‐scale mineralization should not be excluded. Porphyry copper discovery ~1000‐m deep beneath a thick lithocap at Valeriano (Sillitoe et al., 2016 ) demonstrates the importance of drilling a prospect step by step, interpreting the data as they are gathered and assisted by careful geological and mineralogicalget price

    The Chagai Porphyry Copper Belt, Baluchistan

    2008-12-1  Small-scale, submarine volcanogenic copper mineralization of manto- and Kuroko-type formed during the late, mature stages of this arc just prior to collision. Early contact of the leading edge of India and the island arcs in the late Paleocene (~55 Ma) resulted in a reorganization of the arc in the Chagai belt, with the consequent extrusion ofget price

    MaCauley Creek Porphyry Project Inca Minerals

    While high-grade and widespread mineralisation has been reported in historical small-scale miners and past explorers, the area remained overlooked for large scale mineral systems such as Cu-Au porphyry systems. Not anymore! Known Cu-Au-Mo±(Pb+Zn) mineralisation at Mac Creek covers a get price

    NEW LARGE-SCALE PORPHYRY AND SKARN TARGETS

    2021-4-14  • The new porphyry target coincides with numerous known occurrences of porphyry-style mineralisation recorded in historical small-scale mining, surface sampling and non-Inca drilling • Independent geophysical review also identifies a new, unexplored skarn target in get price

    Metal Bank identifies large-scale porphyry Small

    2018-11-27  Initial reconnaissance sampling at Metal Bank’s (ASX: MBK) 8 Mile gold project in south-east Queensland has identified a large-scale mineralised hydrothermal system containing two gold targets with preliminary technical indicators which point to a potentially-prolific discovery.. Located 15 kilometres northeast of the 2 million ounce Mt Rawdon gold mine (owned by Evolution Mining ASX: get price

    Amalgamation and Small-Scale Gold Mining at Ancient

    2017-1-25  used today in small-scale alluvial gold mines worldwide. Cyanide, which was first used in the 1880s, is used in large-scale hardrock mines to recover gold, silver, cop-per, and other metals from porphyry and disseminated ore deposits. Therefore, amalgamation must be considered, or specifically in the case of Sardis, reconsideredget price

    Ore Geology Reviews

    2017-5-9  Fuxingdeposit is a recently discovered porphyry Cu deposit inEast-ern Tianshan, Xinjiang, northwestern China (Fig. 1C). It is another breakthrough for the porphyry Cu prospecting, while its size was estimated in recent years by the Zijin Mining Group Northwest Co., Ltd. To date, only minimal basic geological research has been carriedget price

    King Copper AZGS

    2021-5-3  If a metal-rich hot spring was active for a long time, a thick layer of metal-rich mud accumulated around the spring. These deposits contained copper, lead, zinc, silver, and gold. Modern "black smokers," hot springs along sea-floor spreading centers, are small-scale get price

    Westminster Resources A Latin American focused

    2021-3-30  Westminster Resources has acquired a 100% interest in a package of highly prospective copper properties in southern Peru. These properties total over 36,000 hectares within the country's prolific coastal copper belt-source of nearly half of Peru's copper production. Prior work has identified both porphyry and IOCG style mineralization.get price

    Pijili Project — Adventus

    The Pijilí project is located in southwestern Ecuador in the province of Azuay, approximately 150 km from the major port city of Guayaquil. Pijilí consists of three concessions, which total 3,246 hectares, and is controlled in a joint venture that is 80%-owned by Adventus and 20%-owned by Salazar.get price

    The Chagai Porphyry Copper Belt, Baluchistan

    2008-12-1  Small-scale, submarine volcanogenic copper mineralization of manto- and Kuroko-type formed during the late, mature stages of this arc just prior to collision. Early contact of the leading edge of India and the island arcs in the late Paleocene (~55 Ma) resulted in a reorganization of the arc in the Chagai belt, with the consequent extrusion ofget price

    PORPHYRY TYPE AND ITS MINERALIZATION

    A Study of mineralogical composition,especially petrochemical properties shows that the igneous rocks belong to S-type, The porphyry complex is divided into 6 varieties of porphyry and 3 varieties of lava using Streckeinseln(1973)cassification method.The mineralized body is small-scale granitic porphyry get price

    MaCauley Creek Porphyry Project Inca Minerals

    While high-grade and widespread mineralisation has been reported in historical small-scale miners and past explorers, the area remained overlooked for large scale mineral systems such as Cu-Au porphyry systems. Not anymore! Known Cu-Au-Mo±(Pb+Zn) mineralisation at Mac Creek covers a get price

    NEW LARGE-SCALE PORPHYRY AND SKARN TARGETS

    2021-4-14  • The new porphyry target coincides with numerous known occurrences of porphyry-style mineralisation recorded in historical small-scale mining, surface sampling and non-Inca drilling • Independent geophysical review also identifies a new, unexplored skarn target in get price

    (PDF) Porphyry Copper Systems* Introduction

    Porphyry Copper Systems* Introduction. Miguel Peral. Related Papers. Porphyry Copper Systems. By Daniela Olivares Sedan. Yulong Deposit, Eastern Tibet: A High-Sulfidation Cu-Au Porphyry Copper Deposit in the Eastern Indo-Asian Collision Zone. By Khin Zaw and Georges Beaudoin.get price

    Australian porphyry stone Project ODS

    2012-5-7  07 May 2012. Australian Porphyry Stone is Australia’s premier manufacturer of naturally slip resistant Australian Porphyry stone products. Proudly owned and operated by the Ives family, Australian Porphyry Stone is Australia’s premier manufacturer of naturally slip resistant Australian Porphyry stone get price

    Potential for Porphyry Copper Deposits in Northern

    Geographically, and contrasting Japan to comparable arc‐related metallogenic terranes worldwide, Japan appears as one of a small number of arc segments of significant length (>1500–2000 km) that show no documented epithermal or porphyry deposit discovery since 1990 (Fig. 11). Similar to other such ‘barren’ arc segments, like Iran, weget price

    Projects Red Metal Resources Ltd.

    With the discovery of large porphyry deposits inland, mining halted on the Coastal Cordillera Present day mining includes large iron mines and revived small scale copper, gold and silver mines as well as several large IOCG copper gold mines such as Candelaria and Mantoverde; Compared with jurisdiction such as Ontario, Canada, the coastalget price

    King Copper AZGS

    2021-5-3  If a metal-rich hot spring was active for a long time, a thick layer of metal-rich mud accumulated around the spring. These deposits contained copper, lead, zinc, silver, and gold. Modern "black smokers," hot springs along sea-floor spreading centers, are small-scale get price

    Westminster Resources A Latin American focused

    2021-3-30  Westminster Resources has acquired a 100% interest in a package of highly prospective copper properties in southern Peru. These properties total over 36,000 hectares within the country's prolific coastal copper belt-source of nearly half of Peru's copper production. Prior work has identified both porphyry and IOCG style mineralization.get price