Results 321 to 330 of about 2,300,160 (396)
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Precambrian metamorphic crustal basement cannot provide much gold to form giant gold deposits in the Jiaodong Peninsula, China

, 2021
The Jiaodong gold deposits, eastern China define a giant gold province in the Precambrian high-grade metamorphic crustal basement. Given the early metamorphism, the crustal basement would have been so depleted in gold that cannot be the main source for ...
Zaicong Wang   +9 more
semanticscholar   +1 more source

Structural geometry of orogenic gold deposits: Implications for exploration of world-class and giant deposits

open access: yesGeoscience Frontiers, 2018
With very few exceptions, orogenic gold deposits formed in subduction-related tectonic settings in accretionary to collisional orogenic belts from Archean to Tertiary times.
David I Groves   +2 more
exaly   +2 more sources

The deposition of gold

Journal of Electroanalytical Chemistry, 1974
Summary It is shown that in the case of Au deposition from CN− solution slow surface area changes take place which can be observed by potentiostatic pulse and a.c. impedance methods. The mechanism of incorporation of CN into the Au deposit is briefly discussed.
I.R. Burrows, J.A. Harrison, J. Thompson
openaire   +2 more sources

Gold Remobilization: Insights from Gold Deposits in the Archean Swayze Greenstone Belt, Abitibi Subprovince, Canada

, 2020
Recognizing if and how Au is remobilized, in solid, melt, or fluid state, is critical for understanding the origin of high-grade ore zones in Au deposits.
E. Hastie, D. Kontak, B. Lafrance
semanticscholar   +1 more source

Spatial–temporal distribution and tectonic setting of gold deposits in the Northern margin gold belt of the North China Craton

, 2020
The North China Craton contains voluminous gold deposits, which occur within the Northern Margin Gold Belt, the Southern Margin Gold Belt, and the Jiaodong Gold Province.
Qingdong Zeng   +6 more
semanticscholar   +1 more source

Caledonian (Early Paleozoic) veins overprinted by Yanshanian (Late Mesozoic) gold mineralization in the Jiangnan Orogen: A case study on gold deposits in northeastern Hunan, South China

, 2020
The Jiangnan Orogen, situated between the Yangtze and Cathaysia blocks in South China, is an important gold-polymetallic metallogenic belt in China. Like many gold deposits hosted in Precambrian rocks in eastern China, the timing of gold mineralization ...
Teng Deng   +8 more
semanticscholar   +1 more source

Immersion Deposition of Gold

Transactions of the IMF, 1996
A uniform, bright, high purity gold deposit can be obtained by using a dip gold plating process, characterized by high bath stability. The properties of the deposit have been examined by SEM, SRD and XPS.
Han Keping, Fang Jingli
openaire   +1 more source

Chapter 35: Gold Deposits of the Jiaodong Peninsula, Eastern China

Geology of the World’s Major Gold Deposits and Provinces, 2020
The Jiaodong gold province, within the eastern margin of the North China block and the translated northeastern edge of the South China block, has a stated premining gold resource exceeding 4,500 metric tons (t).
K. Qiu   +7 more
semanticscholar   +1 more source

Geochemical signatures in native gold derived from Au-bearing ore deposits

, 2021
Native gold is a significant indicator mineral for Au-bearing deposits. The chemical composition of gold in diverse geological settings is a function of fluid composition under various physicochemical conditions.
Haiming Liu, G. Beaudoin
semanticscholar   +1 more source

Decratonic gold deposits

Science China Earth Sciences, 2015
The North China craton (NCC) hosts numerous gold deposits and is known as the most gold-productive region of China. The gold deposits were mostly formed within a few million years in the Early Cretaceous (130-120 Ma), coeval with widespread occurrences of bimodal magmatism, rift basins and metamorphic core complexes that marked the peak of lithospheric
RiXiang Zhu   +5 more
openaire   +1 more source

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