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Witwatersrand composite paleoplacers

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2021
Background. The Witwatersrand gold province located in South Africa is the richest in the world. The Witwatersrand deposits are composite, where osmirids and diamonds are mined along with gold, silver and uranium.
V. A. Stepanov
doaj   +1 more source

40Ar/39Ar constraints on a temporal link between gold mineralization, magmatism, and continental margin transtension in the Jiaodong Gold Province, eastern China [PDF]

open access: yes, 2003
The Jiaodong gold province is the largest gold repository in China. Both mineralization and granitoid hosts are spatially related to the crustal-scale Tan-Lu strike-slip fault system, which developed along the Mesozoic continental margin in eastern China.
Li, J. W.   +5 more
core   +2 more sources

Archaean Gold Mineralization in an Extensional Setting: The Structural History of the Kukuluma and Matandani Deposits, Geita Greenstone Belt, Tanzania [PDF]

open access: yes, 2018
Three major gold deposits, Matandani, Kukuluma, and Area 3, host several million ouncez (Moz) of gold, along a ~5 km long, WNW trend in the E part of the Geita Greenstone Belt, NW Tanzania.
Blenkinsop, Thomas   +4 more
core   +4 more sources

Gravity and magnetic field characteristics and regional ore prospecting of the Yili ancient continent, West Tianshan, Xinjiang Uygur Autonomous Region, China

open access: yesChina Geology, 2020
: Gold, iron, copper, lead-zinc and other mineral exploration in West Tianshan, Xinjiang Uygur Autonomous Region, has made remarkable progress in recent years.
Xue-zhong Yu   +5 more
doaj   +1 more source

A discussion of prospecting direction for the Chelugoubei Gold Deposit in Gansu Province: The enlightening from contrast analysis of the geological conditions of "Golden Triangle" gold deposits in eastern segment of Altyn fault shearing zones

open access: yes地质科技通报, 2021
Chelugoubei Gold Deposit in Yumen City, Gansu Province is located at the intersection of the western North Qilian Orogenic Belts and eastern Altyn Tagh Sinistral strike-slip fault shearing zones, which is a famous "golden triangle" in Northwest China ...
Yanliang Liu, Ya Gao, Jindong Wei
doaj   +1 more source

Temporal relations between mineral deposits and global tectonic cycles [PDF]

open access: yes, 2013
Natural Environment Research Council (grant NE/J021822/1) supported this research.Mineral deposits are heterogeneously distributed in both space and time, with variations reflecting tectonic setting, evolving environmental conditions, as in the ...
Cawood, Peter Anthony   +1 more
core   +2 more sources

Alteration Information Extraction and Mineral Prospectivity Mapping in the Laozhaiwan Area Using Multisource Remote Sensing Data

open access: yesRemote Sensing
Gold is a vital strategic resource for many countries. The Laozhaiwan area is an important gold resource base in Yunnan Province and even nationwide.
Qi Chen   +11 more
doaj   +1 more source

Gold Deposits in the Sanandaj–Sirjan Zone: Orogenic Gold Deposits or Intrusion‐Related Gold Systems? [PDF]

open access: yesResource Geology, 2012
AbstractMost of the known large gold deposits in Iran are located along the Sanandaj–Sirjan Zone, western Iran, which hosts a wide range of gold deposit types. Gold deposits in the belt, hosted in upper Paleozoic to upper Mesozoic volcano‐sedimentary sequences of lower greenschist to lower amphibolite metamorphic grade, appear to represent mainly ...
Farhang ALIYARI   +2 more
openaire   +1 more source

Quantitative prediction of the undiscovered epithermal gold(silver) mineral resources in Sumatra, Indonesia

open access: yes地质科技通报, 2021
Sumatra Island, located on the western edge of Indonesia, is an important part of the Pacific Rim metallogenic belt, and has abundant mineral resources such as copper, gold(silver) lead and, zinc.The quantitative prediction for these mineral resources ...
Fengshun Zhao   +5 more
doaj   +1 more source

Invisible Gold from the Hishikari Epithermal Gold Deposit, Japan: Implication for Gold Distribution and Deposition [PDF]

open access: yesResource Geology, 2005
. The presence of invisible gold was confirmed in arsenian pyrite from the Hishikari epithermal gold deposit, Kagoshima, Japan, by means of EPMA and SIMS analyses. The relative concentration of invisible gold may be positively correlated with As contents (0.01 to 10.37 wt%) of fine-grained arsenian pyrite which commonly occurs in the auriferous quartz ...
Nobutaka Shimada   +3 more
openaire   +1 more source

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