germanium ore rocks

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  • Germanium Deposits in the United States US Geological ,

    01-06-2020 0183 32 Currently, germanium is produced as a byproduct of zinc-bearing ore deposits Acid mine drainage may have elevated signatures of germanium because of germanium s strong association to sulfide minerals Shanks and others, 2017 Germanium is also recovered from lignite and coal deposits worldwide Melcher and Buchholz, 2014...

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  • Germanium Ore SurvivalCraft Wiki Fandom

    Germanium ore are veins of germanium oxide embedded in basalt rock Gains germanium ore chunks when mined Be careful, because certain ores require special tools for successful mining of the mineral If improper tools are used, the mineral is lost It has no use other than mining it, it drops Germanium Ore Chunks It can be successfully mined with your hand in all game ,...

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  • Sphalerite The primary ore of zinc and a collector s gem

    Sphalerite is a zinc sulfide mineral with a chemical composition of Zn,Fe S It is found in metamorphic, igneous, and sedimentary rocks in many parts of the world Sphalerite is the most commonly encountered zinc mineral and the world s most important ore of zinc Dozens of countries have mines that produce sphalerite...

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  • germanium ore rocks

    Some primary ore may contain up to 200 ppm Ga Germanium A byproduct of zinc ore processing Also a deposit in China is associated with coal Gold The primary mineral of gold is the native metal and electrum a gold-silver alloy Some tellurides are also important ore minerals such as calaverite, sylvanite, and petzite...

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  • Germanium Gallium Ore Leaching with Sulfuric Acid

    23-09-2018 0183 32 Increasing Germanium Extraction A sulfuric acid leach technique for extracting gallium and germanium from Apex ore without the use of a reducing agent, such as SO2, was investigated Leaching studies showed that with increasing sulfuric acid concentrations, gallium extraction increased to over 95 , while germanium extraction reached a peak of ....

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  • germanium ore overview

    09-11-2020 0183 32 Germanium Ore SurvivalCraft Wiki Fandom Germanium ore are veins of germanium oxide embedded in basalt rock Gains germanium ore chunks when mined Be careful, because certain ores require special tools for successful mining of the mineral If improper tools are used, the mineral is lost Us...

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  • Germanium Ore Rocks

    germanium is enriched in the following geologic environments 1 iron meteorites and terrestrial iron-nickel 2 sulfide ore deposits, particularly those hosted by sedimentary rocks 3 iron oxide deposits 4 oxidized zones of ge-bearing sulfide deposits 5 pegmatites, greisens, and skarns and 6 coal and lignitized wood p /in silicate melts, ge is highly siderophile in thea study ....

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  • Current and future Germanium availability from primary sources

    Germanium Abundance in rocks and ores Sources Höll et al 2007 Ketris Yudovich 2009 Background 2 ppm Enrichment factors 5-100 Germanium mineralogy 13 ca 30 Ge minerals occur in nature but are rare Recovery of Ge from o Ge-sulfides germanite, reniérite, « o Ge ....

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  • Germanium Statistics and Information US Geological Survey

    Germanium is mainly a byproduct of zinc ore processing It is a hard, grayish-white element it has a metallic luster and the same crystal structure as diamond and it is brittle, like glass In addition, it is important to note that germanium is a semiconductor, with electrical properties between those of a metal and an insulator...

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  • Host minerals for the gallium

    Host minerals for the gallium-germanium ores of the Apex Mine, Utah J E Dutrizac J E Dutrizac CANMET, Miner Sci Lab, Ottawa, ON, Canada Search for other works by this author on GSW , A Review of Sedimentary Rock-Hosted Gold Deposits and Their Settings in the Eastern Great Basin, USA...

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  • PDF Germanium Current and Novel Recovery Processes

    Ge is a metalloid used in solar cells, ber optics, metallurgy, chemotherapy, and polym erization catalysis The main sources of Ge are sul des ores of Zn, Pb, and Cu, coal depos its, as well as....

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  • germanium Properties, Uses, Facts Britannica

    Germanium is widely distributed in nature but is too reactive to occur free Primary minerals include argyrodite from which it was first isolated , germanite, renierite, and canfieldite, all of them rare only germanite and renierite have been used as commercial sources for the element Trace quantities of germanium are found in certain zinc blendes, in sulfidic ores of copper ,...

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  • Zinc and germanium in the sedimentary rocks of Gale Crater ,

    Zinc and germanium enrichments have been discovered in sedimentary rocks in Gale Crater, Mars, by the Alpha Particle X-ray Spectrometer on the rover Curiosity Concentrations of Zn 910 177 840 ppm and Ge 65 177 58 ppm are tens to hundreds of times greater than in Martian meteorites and estimates for average silicate Mars...

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  • THE OTAVI MOUNTAIN LAND IN NAMIBIA TSUMEB GERMANIUM ,

    in 2000 since then small-scale selective mining of ore remnants continues in the upper levels of the Tsumeb mine Tsumeb Khusib Springs Kombat Berg Aukas-Type Host rocks T4-T8 dolomite, Hüttenberg Fm T2 limestone, Maieberg Fm Upper Hüttenberg dolomite, sandstone, Fe-Mn ore, Kombat Fm phyllite Dolomites of Abenab SG and lower Tsumeb SG...

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  • PDF Determination of germanium in silicate rocks and ,

    Determination of germanium in silicate rocks and sulfide ore by hydride generation and flame atomic-absorption spectrophotometry January 1985 The Analyst 110 8...

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  • On the occurrence of gallium and germanium in the ,

    The presence of the critical and sought-after semi- metals gallium Ga and germanium Ge has previously been reported from mineralisations in the Bergslagen ore province, south central Sweden Some of these reports were however recently shown to be questionable or erroneous...

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  • Germanium geochemistry and mineralogy

    Germanium bonds to lignin-derivative organic compounds that are found in peat and lignite, accounting for its common concentration in coals and related organic material Germanium is precipitated from water together with iron hydroxide, accounting for its concentration in some sedimentary and supergene iron oxide deposits...

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  • Ar 4s 3d 4p USGS Mineral Resources Program Germanium ,

    Germanium is a semiconducting metalloid with electrical properties between those of a metal and an insulator Germanium was discovered in the late 1800s within silver ore at a mine near Freiberg, Germany The German chemist who described the element, Clemens Winkler, named it germanium, after his native country...

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  • How to Increase Germanium Extraction from Zinc ,

    18-09-2018 0183 32 As seen, leaching the H2SO4-leached residue with 250 kg/mt HF for 2 h at 80 176 C and 10 pulp solids extracted 93 of the remaining germanium, bringing total germanium extraction from approximately 70 to 98 The high cost of HF could make this alternative less viable Modify the two-stage zinc leaching procedure...

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  • Host minerals for the gallium

    DOI 102113/GSECONGEO814946 Corpus ID 128688301 Host minerals for the gallium-germanium ores of the Apex Mine, Utah article Dutrizac1986HostMF, title= Host minerals for the gallium-germanium ores of the Apex Mine, Utah , author= John E Dutrizac and John L Jambor and T T Chen , journal= Economic Geology , year= 1986 , volume= 81 , pages= 946 ,...

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  • Determination of germanium in silicate rocks and sulphide ,

    The final extraction is into distilled water, and the germanium hydride is generated with sodium tetrahydroborate III The method is free from interferences, and has been applied to the determination of germanium in silicate rocks and sulphide or The average recovery of the germanium that had been added to the sample before dissolution was 94...

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  • Germanium CRM Alliance

    Germanium ores are very rare They are found in small quantities as the minerals germanite and argyrodite Today, germanium is extracted as a by-product of zinc production and from coal fly ash It is estimated that 75 of worldwide production of germanium is sourced from zinc ores, mainly the zinc sulfide mineral sphalerite, and 25 from coal...

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  • Phytomining Harvesting Germanium May Provide a New ,

    28-06-2016 0183 32 And because these plants are already being processed for use as biogas, extracting the germanium may prove economical One of the scientists working on the project explains, There is zinc ore present here, the ground is very rich in zinc We have the remains of waste rock piles from mining, which germanium-rich water can drain better through...

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  • Mineralogical Distribution of Germanium, Gallium and ,

    05-11-2017 0183 32 Germanium, gallium and indium are in high demand due to their growing usage in high-tech and green-tech applications However, the mineralogy and the mechanisms of concentration of these critical elements in different types of hydrothermal ore deposits remain poorly constrained We investigated the mineralogical distribution of Ge, Ga and In at the Mt ,...

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