processing zinc ore germanium

processing zinc ore germanium

Germanium Statistics and Information - USGS

2021-11-25 · 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. The development of the germanium

Zinc–germanium ores of the Tres Marias Mine, Chihuahua ...

2008-11-26 · The ore body (29° 08′ 34″ N, 103° 39′ 57″ W) occurs in a carbonate solution collapse breccia, the known extent of which reaches approximately 100 m below the surface (Figs. 1 and 2).Two major ore types exist: one consisting primarily of zinc and lead sulfides and a sulfide-poor type (“oxidized ore”) of Zn silicates, carbonates plus oxide minerals.

Behaviors of gallium and germanium associated with zinc ...

traditional roast-leach-electrowinning process of zinc hydrometallurgy, Ga and Ge can only be retrieved from these zinc sulfide concentrates with low rates of recovery and significantly high costs. Development of oxygen pressure leaching provides a more efficient way to extract germanium and gallium from a zinc sulfide concentrate.

Germanium | Ge - PubChem

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

Phytomining: Harvesting Germanium May Provide a New

2016-6-28 · Most germanium is recovered as a byproduct of zinc ore (sphalerite) processing, and occasionally from silver, lead, and copper ores. ... U.S. reserves of

Extraction Processes for Gallium and Germanium: Mineral ...

2018-6-16 · Gallium is conventionally obtained as a byproduct of aluminum, and germanium as byproduct of zinc processing. An exception to this rule is the Apex Mine ore which has served as the only primary source in the world for direct production of gallium and germanium. In addition, the solvent extraction and bioleaching possibilities of these metals ...

[Ar]4s 3d 4p USGS Mineral Resources Program

2015-8-14 · from the zinc ore mineral, sphalerite (zinc sulfide). Because metallurgical operations are commonly fed by concen-trates from multiple deposits and diverse locations, it is difficult to track germanium production to specific deposits. It has been estimated that less than 5 percent of the germanium contained in zinc concentrates is recovered.

Ore minerals

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. Hafnium - Primary ore mineral is zircon.

Clemens Winkler Discovered Germanium Element ...

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.Germanium is stable in air and water, and is unaffected by alkalis and acids, except nitric

Process for the recovery and purification of germanium ...

The invention provides a process for recovering germanium as germanium oxide from a germaniferous metallic zinc which involves distilling the germaniferous metallic zinc under non-oxidizing conditions, recovering the distillation residue which contains the germanium, leaching the recovered distillation residue with chlorine water to convert the germanium into germanium tetrachloride ...

Germanium: Current and Novel Recovery Processes |

2018-10-3 · Recovery of germanium from Zn ore processing Nowadays, Zn ore processing is the main source of Ge as Zn ores have large and recoverable quantities of Ge. Zinc refinery residues, which are the typical by-products of hydrometallurgical zinc

Zinc–germanium ores of the Tres Marias Mine, Chihuahua ...

Future germanium supplies will continue to depend upon the availability of germanium-bearing residues from the processing of zinc ores, from germanium-bearing coal ash and from recycling ...

On the geological availability of germanium | SpringerLink

2013-12-29 · Germanium has been known to occur as an impurity in sphalerite for over a century (Urbain 1909), and techniques for its extraction from zinc smelting residues were developed early on, long before it had found any technological applications (Buchanan 1916, 1917; Dennis and Papish 1921).From the 1930s onwards, due to the advent of new and very sensitive spectrographic analytical methods

Germanium | Ge - PubChem

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,

Germanium and Indium Recovery from Zinc Metallurgy by ...

Leaching of the dross containing 28.7% Sn, 18.0 Pb, 10.6% Cu, 8.9% Ge, 8.1% Zn, and 2.7% In in sulphuric and oxalic acid solution was investigated. The dross was obtained from thermal oxidation of by-product alloy generated during a New Jersey (NJ) zinc rectification process. The influence of different process conditions (temperature, time, acid concentration, and solid to liquid ratio) on ...

Leaching of Germanium from Zinc Residue in H Solutions

Leaching of zinc residue with high germanium was investigated as a process to recover germanium. It was found to be much more effective using sulfur dioxide as a reductant. Batch leaching tests were carried out on zinc residue with high germanium at set pressure in stirred acid solution.

[Ar]4s 3d 4p USGS Mineral Resources Program

2015-8-14 · from the zinc ore mineral, sphalerite (zinc sulfide). Because metallurgical operations are commonly fed by concen-trates from multiple deposits and diverse locations, it is difficult to track germanium production to specific deposits. It has been estimated that less than 5 percent of the germanium contained in zinc concentrates is recovered.

Ore minerals

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. Hafnium - Primary ore mineral is zircon.

zinc processing - Ores | Britannica

zinc processing - zinc processing - Ores: Zinc ores are widely distributed throughout the world, although more than 40 percent of the world’s output originates in North America and Australia. The common zinc-containing minerals are the zinc sulfide known as

Germanium: Current and Novel Recovery Processes |

2018-10-3 · Recovery of germanium from Zn ore processing Nowadays, Zn ore processing is the main source of Ge as Zn ores have large and recoverable quantities of Ge. Zinc refinery residues, which are the typical by-products of hydrometallurgical zinc

Germanium | Ge - PubChem

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,

Germanium and Indium Recovery from Zinc Metallurgy by ...

Leaching of the dross containing 28.7% Sn, 18.0 Pb, 10.6% Cu, 8.9% Ge, 8.1% Zn, and 2.7% In in sulphuric and oxalic acid solution was investigated. The dross was obtained from thermal oxidation of by-product alloy generated during a New Jersey (NJ) zinc rectification process. The influence of different process conditions (temperature, time, acid concentration, and solid to liquid ratio) on ...

CADMIUM, GALLIUM, GERMANIUM RESOURCES VIRGINIA

2007-4-23 · Zinc Co. in Clarksville, Tennessee produces germanium-rich residues by processing zinc ores from the nearby Elmwood- Gordonville mines. Most of these germanium-rich residues are shipped to Belgium for recovery and refining (U.S. Bu- reau of Mines, 1995). Germanium metal is presently valued at $482/pound(U.S. Bureau of Mines, 1995).

[Ar]4s 3d 4p USGS Mineral Resources Program

2015-8-14 · from the zinc ore mineral, sphalerite (zinc sulfide). Because metallurgical operations are commonly fed by concen-trates from multiple deposits and diverse locations, it is difficult to track germanium production to specific deposits. It has been estimated that less than 5 percent of the germanium contained in zinc concentrates is recovered.

IBM triples transistor performance with germanium ...

2004-12-6 · Germanium, a byproduct of zinc ore processing, is a hard element with the same crystal structure as a diamond. It's a semiconductor with electrical properties between

Ore minerals

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. Hafnium - Primary ore mineral is zircon.

Is Germanium a Miracle Cure? - Healthline

2019-10-9 · It’s also a byproduct of coal combustion and zinc ore processing. Germanium comes in two forms: organic and inorganic. Both are sold as supplements. Organic germanium is a

High Purity Germanium, a Review on Principle Theories

Worldwide supply of Germanium ranges around 100 tons per year, with around 60% coming from zinc refining sources, and the rest mostly originated from fly-ash processing. The Figure 2 illustrates that despite of the prices fluctuation of Germanium metal, its primary production is constantly increasing, reaching 140 tons in 2008 and 160 ton in ...

zinc processing - Ores | Britannica

zinc processing - zinc processing - Ores: Zinc ores are widely distributed throughout the world, although more than 40 percent of the world’s output originates in North America and Australia. The common zinc-containing minerals are the zinc sulfide known as