Gold Skarn Deposits—Geology and Exploration Criteria
ウェブ1989年1月1日 — About 10 6 kg (>30 Moz) of gold have been recovered from skarn deposits. These occurrences can be subdivided into five major skarn types: gold, iron, …
pubs.geoscienceworld.org の検索結果のみを表示Skarn Deposits
They are a principal global source of tungsten, a major source of copper, and …
Skarn Deposits - Earth Sci
ウェブSkarns are calc-silicate rocks that form by metamorphism or metasomatism of carbonate or silicate protoliths. They can host ore deposits of various metals, such as iron, gold, copper, molybdenum, tin, tungsten, zinc and lead.
Geochemistry and geochronology of Beiya giant Au ...
ウェブ2024年1月1日 — This study investigates the garnet types, compositions, textures and ages in a horizontal profile of the Beiya gold-polymetallic deposit, China's largest skarn-type …
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An introduction to Recent Advances in Understanding …
ウェブ† Note that skarn gold deposits are here considered to be a sub-type of the porphyry and RIRGS deposit groups because their formation is intimately associated with fluids derived from the intrusions interacting with carbonitic host rocks (e.g. Sillitoe 2020); on the other hand, …
Gold-bearing skarns | U.S. Geological Survey
ウェブ1991年1月1日 — Gold-bearing skarns are generally calcic exoskarns associated with intense retrograde hydrosilicate alteration. These skarns may contain economic …
Skarn | Types, Composition, Formation, Uses - Geology …
ウェブ2023年4月23日 — Skarn is a metamorphic rock that forms by a metasomatism in the contact area of igneous rocks and carbonate sedimentary rocks. Skarns can contain various minerals and ore deposits of economic importance, such as iron, gold, copper, tungsten, zinc, …
Geodynamic settings and tectonic model of skarn gold ...
ウェブ2007年4月1日 — Skarn (or skarn-type) gold deposits can be divided into gold only, copper–(gold), copper–iron–(gold) and lead–zinc–(gold), with gold only skarn as the …
Ore Geology Reviews - ScienceDirect
ウェブIn contrast, other studies suggested that the deposit is a typical gold skarn deposit with superposition of quartz vein gold mineralization (Meng et al., 2020, Wu et al., 2018, …
Skarn Systems - SpringerLink
ウェブSkarns are rocks dominated by calc-silicate minerals formed by replacement of carbonate lithologies either during regional metamorphism or by contact metasomatic processes …
Skarn Deposits | Geology of Canadian Mineral Deposit Types ...
ウェブ1995年1月1日 — They are a principal global source of tungsten, a major source of copper, and an important source of iron, molybdenum, zinc, and gold. Skarn is an assemblage …
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