- gold sulfide
- 硫化金
English-Chinese chemistry dictionary (英汉化学大词典). 2013.
English-Chinese chemistry dictionary (英汉化学大词典). 2013.
Gold(I)-sulfid — Kristallstruktur Au+ … Deutsch Wikipedia
Gold — This article is about the metal. For the color, see Gold (color). For other uses, see Gold (disambiguation). platinum ← gold → mercury … Wikipedia
Gold extraction — or recovery from its ores may require a combination of comminution, mineral processing, hydrometallurgical, and pyrometallurgical processes to be performed on the ore. [cite web url=http://geology.com/publications/getting gold/gold… … Wikipedia
Gold mining in Alaska — Gold mining in Alaska, a state of the United States, has been a major industry and impetus for exploration and settlement since a few years after the United States acquired the territory from Russia. Russian explorers discovered placer gold in… … Wikipedia
Gold mining in Colorado — Gold mining in Colorado, a state of the United States, has been an industry since 1858, and played a key role in the establishment of the state of Colorado.Explorer Zebulon Pike heard a report of gold in South Park, present day Park County,… … Wikipedia
Gold chalcogenides — are compounds formed between gold and one of the chalcogens, elements from group 16 of the periodic table: oxygen, sulfur, selenium or tellurium.*Gold(III) oxide, Au2O3. decomposes into gold and oxygen above 160 °C. dissolves in concentrated… … Wikipedia
Gold [2] — Gold Au (Atomgew. 197, spez. Gew. 19,3) ist ein gelbes, stark glänzendes, sehr zähes, höchst dehnbares Metall (das dehnbarste aller Metalle). Aeußerst dünne Goldblättchen sehen im durchfallenden Lichte blau bis grünlich aus. Wegen der geringen… … Lexikon der gesamten Technik
Gold mining in the United States — has taken place since the discovery of gold at the Reed farm in North Carolina in 1799.In 2006 the United States produced approximately 8.360 million troy ounces (260 tonnes) of gold, making it the second or third largest gold producing nation,… … Wikipedia
Gold plating — is a method of depositing a thin layer of gold onto the surface of another metal, most often copper or silver, by chemical or electrochemical means.Mechanical or chemical affixing of thin gold foils onto the surface of objects is instead known as … Wikipedia
Gold — (Aurum), nächst Eisen und Aluminium das am weitesten verbreitete, meist aber in geringer Menge vorkommende Metall. 1) Vorkommen (mineralogisch und geologisch). G. findet sich meist gediegen und dann fast immer legiert mit Silber, auch mit Eisen,… … Meyers Großes Konversations-Lexikon
gold processing — Introduction preparation of the ore for use in various products. For thousands of years the word gold has connoted something of beauty or value. These images are derived from two properties of gold, its colour and its chemical stability.… … Universalium