Goldstar Minerals drills 0.10% WO3 over 21 m
The Arabica tungsten zone that is roughly 900 metres away from the intrusion could possibly be a key indicator of an Intrusion Related Gold System ("IRGS") that may be present at Lake George.
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Reduced Intrusion-related Gold Systems
Reduced intrusion-related gold systems (RIRGS) are characterized by widespread arrays of sheeted auriferous quartz veins that preferentially form in the brittle carapace at the top of small ...
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TECHNICAL REPORT Artisanal and Small-Scale Gold …
countries are directly involved in artisanal gold mining (AGM) with an estimated gold production between 380 and 450 tonnes per annum (Seccatore et al., 2014, Thomas et al., 2019, Stocklin-Weinberg et al., 2019, UNEP, 2020). Figure 1: Distribution of Greenstone Belts within the Tanzania Craton. The location of the Yala River lies
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Goldstar Minerals updates compilation work
Goldstar Minerals updates compilation work confirming potential for Intrusion Related Gold System (IRGS), at its Lake George Property in New Brunswick, Canada
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Sitka Gold Encounters Multiple Observations of Visible Gold …
Intrusions within the CCIC occupy an area of approximately 8 by 15 kilometres and likely emanate from a common magmatic source at depth. The intrusions range in their …
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Springpole Project
Metal prices of USS 1550 /oz gold, US$ 20/ oz silver, exchange rate of 0.77 USD:CAD; Mining cost of CAD$ 1.62 /t, processing cost of CAD$ 15.38 /t milled, G&A of CAD$ 1.00 /t milled; Pit slopes varying between 35 and 50 degrees …
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VR Resources Confirms Gold in Porphyry Intrusion Cutting …
Anomalous gold occurs across 109 meters in a sericite-altered porphyry intrusion with disseminated pyrite in Hole 2, just above the nickel and chromium results reported earlier …
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Constraints on the Genesis of the Archean Oxidized, Intrusion-Related …
With a current resource of 13.4 Moz Au, plus past production of 5.1 Moz Au, the Canadian Malartic deposit represents the first bulk tonnage (measured and indicated resources of 372.9 Mt at 1.02 g/t Au) mine in the Superior province.
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Heritage Mining Identifies Intrusion-Related Mineralization …
Overview Mining in Ontario is big business. In 2021, Ontario's mining industry produced roughly C$11.1 billion worth of minerals, accounting for 20 percent of Canada's total production value ...
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Multi-stage precipitation and redistribution of gold, and its
Located in the Yukon Territory, western Canada, approximately 30 km northwest of Keno City, a historic Ag-Zn-Pb mining center, is the Dublin Gulch RIRGS (Fig. 1 A). ... Reduced intrusion-related gold systems (RIRGS) are numerous throughout the Selwyn Basin area ... During this process, trace elements present as nanoparticles (Pb, Bi, ...
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GoldMining Inc.
Mr. Smith has more than 25 years mineral industry exploration and mining experience, principally exploring for gold mineral systems including orogenic lode gold, porphyry, intrusion related and volcanogenic massive sulphide systems at locations throughout Australia and Canada.
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Snowline Gold's first resource shows large-scale, high-grade …
Most geologists hold that reduced intrusion-related gold systems occur in clusters, suggesting the district-scale potential of the properties, the company said. The …
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VR Resources Confirms Gold in Porphyry Intrusion Cutting
Overall, the mineralized porphyry is now the inferred source intrusion for the widespread copper, gold, and molybdenum mineralization first recognized at Silverback in surface samples along north ...
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Snowline discovers possible Valley twin
Snowline Gold Corp. Feb. 20 reported the discovery of a new 2,000- by 500-meter reduced-intrusion-related gold system just 12 kilometers (7.5 miles) northwest of Valley on …
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Mapping Intrusion Related Gold Deposits | Abitibi Geophysics
Exploring for intrusion-related gold deposits is challenging due to the complex and heterogeneous nature of these deposits. The success of 3D IP is a combination of electrode …
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Processes in the Neoarchean Abitibi Greenstone Belt
The IRGS are not to be mistaken for reduced intrusion-related gold systems (RIRGS), which are post-collisional polymetallic mineralization associated with reduced magmas and first …
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Mineral Processing Research Articles
Carbon Dioxide Sorption Isotherm Study on Pristine and Acid-Treated Olivine and Its Application in the Vacuum Swing Adsorption Process; Geology and Age Constraints on the Origin of the Intrusion-Related, Sheeted Vein-Type Akerberg Gold Deposit Skellefte District Sweden; Field Application of Accelerated Mineral Carbonation
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Sitka drills deep visible gold to expand Yukon project
Sitka says results are pending for six diamond drill holes, including the first ones ever completed at the Rhosgobel intrusion 5 km south of Blackjack. Crews observed multiple …
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Goldstar Minerals trenches 0.17% WO3 over 58 m
Goldstar Minerals trenches 0.17% WO3 over 58 m, supporting an Intrusion Related Gold System, at its Lake George Property in New Brunswick, Canada
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History, Tectonic Setting, and Models for Instrusion-Related Gold
History, Tectonic Setting, and Models for Instrusion-Related Gold Deposits in Southwestern New Brunswick, Canada: Examples from the Clarence Stream Area ... Exploration and Mining Geology 2008;; 17 (1-2): 1–12 ... at the Main Zone of the Clarence Stream Gold Deposit, Southwestern New Brunswick, Canada: Evidence for an Intrusion-Related Gold ...
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Heritage Mining Identifies Intrusion-Related Mineralization …
Drilling at Zone 3 has identified intrusion-related gold mineralization; a new style of gold mineralization not historically recognized at Drayton-Black Lake Project (Figures 3 and 4). Quartz – sulphide veins are associated with the gold mineralization at Zone 3, locally multi-meter wide veins cutting both the granitoid and metavolcanic rock ...
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Heritage Mining Identifies Intrusion-Related Mineralization …
(TheNewswire) NOT INTENDED FOR DISTRIBUTION TO UNITED STATES NEWS WIRE SERVICES OR FOR DISSEMINATION IN THE UNITED STATES VANCOUVER, BC, September 2 0 2024 TheNewswire Heritage Mining Ltd. (CSE: HML FRA:Y66) (' Heritage ' or the ' Company ') is pleased to provide an update of its 2024 drilling program at the Zone 3 …
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VG found at Sitka's Rhosgobel intrusion
Sitka Gold Corp. Oct. 9 announced multiple observations of visible gold in the first two diamond drill holes ever completed at the Rhosgobel intrusion, located approximately five …
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Yukon drill results beat resource model forecasts, Snowline …
Drill results from Snowline Gold's (TSXV: SGD) Valley target in Canada's Yukon Territory have exceeded expectations and returned some of its highest grades yet, the …
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From intrusion-related to orogenic mineralization: The …
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Mayo Lake Minerals Inc. Merger with WestMountain Gold, Inc.
Estimated Terra Gold and Silver Resources Increased To:. 880,000 ounces Au and 1,200,000 ounces Ag by narrow vein mining. a minimum of 1,933,400 ounces Au and 3,194,700 ounces Ag by bulk mining ...
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