li ne deposits in south sudan

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  Mineral prospectivity mapping using attention-based …

  202351 · 1. Introduction. Mineral prospectivity mapping (MPM) is a key tool for outlining and prioritizing prospective areas for mineral deposits exploration of the type sought by computer-aided integration analysis of various metallogenic evidence layers derived from relevant geological exploration data (Bonham-Carter, 1994, Carranza, 2008).The …

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  Metallogeny of a Pan-African oceanic arc: VHMS and gold deposits …

  2021101 · About 20 gold and base metal deposits were discovered in the low-grade metamorphic Ariab-Arbaat belt, the northernmost unit of the Haya terrane (Fig. 1).The belt is located at the terrane boundary with the Nakasib-Biir Umq ophiolitic complex, separated from the complex by a major NW-verging thrust (Schandelmeier et al., 1994) (Fig. 2).The …

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  Magmatic-hydrothermal evolution of long-lived Nb-Ta- (Sn ...

  202327 · The deposit is composed of a granite-type rare-metal pegmatite mineralization that occurs as dikes around the LYSC. The present study examines the genetic relationship, fluid evolution, and metallogeny of the co-developed ore-free pegmatite (OFP) and ore-bearing pegmatite (OBP) in granite-related pegmatite-type Nb-Ta rare …

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  Taking from the poor: A mirror into South …

  202425 · Taxes for individuals. Personal-income-tax (PIT) Withholding Tax. Advance Tax.

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  In-situ pyrite trace element and sulfur isotope characteristics …

  202251 · The widespread distribution of sediment-hosted deposits in the Middle-Lower Yangtze River Valley Metallogenic Belt (MLYRB) (Mao et al., 2011, Pirajno and Zhou, 2015, Zhou et al., 2015) (Fig. 1 a–b) provides an opportunity to unravel their origin and possible genetic links to magmatism.Within the MLYRB Carboniferous carbonate units, …

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  Introduction to the special issue of Mesozoic W-Sn deposits in South ...

  2018101 · 1. Introduction. South China, a world-famous W-Sn metallogenic region, hosts significant numbers of W and Sn deposits. The world’s W and Sn reserves are about 3.1 and 12 million tonnes (USGS report), among which South China accounts for around 45% and 11%, respectively (Chen et al., 2015, Sheng et al., 2015, Zhao et al., …

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  Genesis of the Jinying gold deposit, southern Jilin Province, NE …

  20231116 · Southern Jilin Province, located in the northeastern margin of the North China Craton (NCC, Fig. 1a), is an important polymetallic metallogenic district that hosts numerous Ni, Fe, Cu and Au deposits (Fig. 1b), and over 20 large-, medium- and small-scale Au deposits have been found in this area. For example, the world-famous Jiapigou gold …

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  Gravity study of the White Nile Rift, Sudan, and its regional tectonic ...

  1985310 · A compilation of 675 Bouguer gravity values for central Sudan show the presence of a series of linked gravity minima of approximately 40 km width and amplitude 200-300 g.u. to the east and north of the Nuba Mountains. These anomalies are interpreted as delineating the low-density sedimentary infill of the White Nile Rift. A broader 150 km …

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  Alkaline ring complexes in Sudan - ScienceDirect

  198511 · Alkaline ring complexes and plutons in the Nile valley and Bayuda Desert, north-central Sudan, About 25 complexes have been identified within Pro- terozoic quartzo-feldspathic gneisses. They form a number of successive centres of intrusion, in part pro- gressively migrating and overlapping earlier phases.

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