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单词 gangue
释义

Definition of gangue in English:

gangue

noun ɡaŋɡæŋ
mass noun
  • The commercially valueless material in which ore is found.

    good ore with some gangue or rock adhering
    Example sentencesExamples
    • The major ore and gangue minerals are given in the table, but only those of interest to collectors are discussed in detail below.
    • A short drift and crosscut were driven off the back of the cavity in search of ore, but only low-grade mineralization consisting of chalcopyrite, galena, and sphalerite in a siliceous gangue was encountered.
    • At that time, the museum acquired the Colorado State Collection, which has high historical value because it contains many ore and gangue specimens from now-closed and abandoned Colorado mines.
    • Chlorite, predominantly magnesium chlorite, is the principal gangue, and its intimate association with the uraninite indicates that the two minerals formed together.
    • Specifically, gangue formed by both metasomatic alteration and precipitation during ore formation can yield a wealth of information about the origins and physical conditions of the ore-forming fluids.
    • The main gangue minerals are quartz and barite.
    • The main ore minerals are galena, chalcopyrite, sphalerite, and tetrahedrite that are associated with quartz and barite gangue.
    • The fluorite is typically a gangue mineral and is only locally recovered as an ore.
    • The main gangue minerals that make up the vein are massive white calcite, quartz, and prehnite.
    • Don't you think that in some cases these nuggets have got to be cleared of their gangue?
    • It is associated with all ore minerals as well as most gangue minerals.
    • Uraninite occurs with cobalt, nickel, arsenic, and silver minerals in a carbonate gangue at the Solitaria mine, Jaguel district, Argentina.
    • Here, too, the veins may be monomineralic, commonly quartz or calcite, but more usually are polymineralic with a mixture of metalliferous sulphide or oxide minerals and gangue minerals.
    • Here the galena is massive, with 1-3 - mm-wide cleavage planes scattered across the quartz gangue surface of the specimen.
    • They noted that in the Champion mine siderite is abundant, occurring as the chief gangue mineral of the sulfide ores in the dolomitic beds in the Sawatch Quartzite.
    • Native copper and a host of gangue minerals were deposited in fissure veins, brecciated and fractured vesicular lava flow tops, and conglomerate beds during the same period of metal mineralization.
    • Rhodonite is described in the technical literature as a widespread and locally abundant gangue mineral in many of Colorado's precious-metal vein deposits.
    • Exceptionally well-crystallized zinc-bearing rhodonite was a locally abundant gangue mineral at Franklin and, to a lesser extent, Sterling Hill, Sussex County, New Jersey.
    • Rhodonite is found as a gangue mineral in hydrothermal silver veins cutting volcanic rocks in the Pacocollo, Carangas, and Todos Santos areas, Bolivia.
    • It is a gangue mineral in ores from the Star, Hobo, and Princess mines at Central, Grant County.

Origin

Early 19th century: from French, from German Gang 'course, lode'; related to gang1.

 
 

Definition of gangue in US English:

gangue

nounɡaNGɡæŋ
  • The commercially valueless material in which ore is found.

    good ore with some gangue or rock adhering
    Example sentencesExamples
    • The major ore and gangue minerals are given in the table, but only those of interest to collectors are discussed in detail below.
    • Native copper and a host of gangue minerals were deposited in fissure veins, brecciated and fractured vesicular lava flow tops, and conglomerate beds during the same period of metal mineralization.
    • A short drift and crosscut were driven off the back of the cavity in search of ore, but only low-grade mineralization consisting of chalcopyrite, galena, and sphalerite in a siliceous gangue was encountered.
    • Specifically, gangue formed by both metasomatic alteration and precipitation during ore formation can yield a wealth of information about the origins and physical conditions of the ore-forming fluids.
    • The main gangue minerals are quartz and barite.
    • It is associated with all ore minerals as well as most gangue minerals.
    • Here, too, the veins may be monomineralic, commonly quartz or calcite, but more usually are polymineralic with a mixture of metalliferous sulphide or oxide minerals and gangue minerals.
    • They noted that in the Champion mine siderite is abundant, occurring as the chief gangue mineral of the sulfide ores in the dolomitic beds in the Sawatch Quartzite.
    • Chlorite, predominantly magnesium chlorite, is the principal gangue, and its intimate association with the uraninite indicates that the two minerals formed together.
    • The fluorite is typically a gangue mineral and is only locally recovered as an ore.
    • The main ore minerals are galena, chalcopyrite, sphalerite, and tetrahedrite that are associated with quartz and barite gangue.
    • At that time, the museum acquired the Colorado State Collection, which has high historical value because it contains many ore and gangue specimens from now-closed and abandoned Colorado mines.
    • Uraninite occurs with cobalt, nickel, arsenic, and silver minerals in a carbonate gangue at the Solitaria mine, Jaguel district, Argentina.
    • It is a gangue mineral in ores from the Star, Hobo, and Princess mines at Central, Grant County.
    • The main gangue minerals that make up the vein are massive white calcite, quartz, and prehnite.
    • Don't you think that in some cases these nuggets have got to be cleared of their gangue?
    • Here the galena is massive, with 1-3 - mm-wide cleavage planes scattered across the quartz gangue surface of the specimen.
    • Exceptionally well-crystallized zinc-bearing rhodonite was a locally abundant gangue mineral at Franklin and, to a lesser extent, Sterling Hill, Sussex County, New Jersey.
    • Rhodonite is described in the technical literature as a widespread and locally abundant gangue mineral in many of Colorado's precious-metal vein deposits.
    • Rhodonite is found as a gangue mineral in hydrothermal silver veins cutting volcanic rocks in the Pacocollo, Carangas, and Todos Santos areas, Bolivia.

Origin

Early 19th century: from French, from German Gang ‘course, lode’; related to gang.

 
 
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更新时间:2024/12/22 18:52:03