Results 11 to 20 of about 3,525 (209)

Incorporation of incompatible trace elements into molybdenite: Layered PbS precipitates within molybdenite

open access: yesAmerican Mineralogist, 2022
Abstract Trace elements in molybdenite can provide important information regarding the composition of ore-forming fluid and the evolution and genesis of ore deposits. However, the occurrence states and behavior of relatively incompatible trace elements (e.g., Pb and Os) in natural molybdenite remain ambiguous.
Yiping Yang   +9 more
openaire   +2 more sources

The study of molybdenite types related to the ore processing plant of the Sar Cheshmeh mine

open access: yesJournal of Economic Geology, 2011
Molybdenite occurs in five forms in the Sar Cheshmeh porphyry copper deposit, namely, (1)-veinlets with quartz-molybdenite, (2)-veinlets with quartz-molydenite that were filled with pyrite, (3)-veinlets with quartz-molybdenite-pyrite–chalcopyrite, (4 ...
Balandeh Aminzadeh   +2 more
doaj   +2 more sources

Dissecting the Re-Os molybdenite geochronometer [PDF]

open access: yesScientific Reports, 2017
AbstractRhenium and osmium isotopes have been used for decades to date the formation of molybdenite (MoS2), a common mineral in ore deposits and the world’s main source of molybdenum and rhenium. Understanding the distribution of parent 187Re and radiogenic daughter 187Os isotopes in molybdenite is critical in interpreting isotopic measurements because
Fernando Barra   +5 more
openaire   +9 more sources

Rhythmical patterns of quartz-molybdenite and interpretation of its origin

open access: yesЛитосфера, 2016
Subject of the study was molybdenite aggregate (0.9 × 0.5 cm) in granite from Cu ± Mo-porphyry mineralisation (Altynai Massif, eastern part of Middle Urals).
O. B. Azovskova   +4 more
doaj   +3 more sources

Kivilompolo Mo mineralization in the Peräpohja belt revisited: Trace element geochemistry and Re-Os dating of molybdenite [PDF]

open access: yesBulletin of the Geological Society of Finland, 2020
The Kivilompolo molybdenite occurrence is located in the northern part of the Peräpohja belt, within the lithodemic Ylitornio nappe complex. It is hosted within a deformed porphyritic granite belonging to the pre-orogenic 1.99 Ga Kierovaara suite.
Jukka-Pekka Ranta   +5 more
doaj   +1 more source

Atomic Defects in Layered Transition Metal Dichalcogenides for Sustainable Energy Storage and the Intelligent Trends in Data Analytics. [PDF]

open access: yesAdv Sci (Weinh)
This review comprehensively summarizes the atomic defects in TMDs for their applications in sustainable energy storage devices, along with the latest progress in ML methodologies for high‐throughput TEM data analysis, offering insights on how ML‐empowered microscopy facilitates bridging structure–property correlation and inspires knowledge for precise ...
Luo Z   +6 more
europepmc   +2 more sources

Effects of Sodium Alginate on the Flotation Separation of Molybdenite From Chalcopyrite Using Kerosene as Collector

open access: yesFrontiers in Chemistry, 2020
In this paper, the effect of sodium alginate (SA) on the flotation separation of molybdenite (MoS2) from chalcopyrite using kerosene as collector was systematically investigated.
Guangsheng Zeng   +3 more
doaj   +1 more source

Adsorption Characteristics and Mechanism of Calcium Ions on Different Molybdenite Surfaces via Experiments and DFT Simulations

open access: yesSeparations, 2021
Calcium ions are common in flotation process water, and have a significant effect on the molybdenite floatability, making separation of molybdenite from other minerals more difficult.
Liqing Sun   +3 more
doaj   +1 more source

Comparison of isotope data obtained with Sm-Nd and Re-Os methods for minerals and rocks from the Ozernoe ore occurrence, Salla-Kuolajarvi belt

open access: yesVestnik MGTU, 2021
Sm-Nd isochrone, drawn for rock-forming and sulfide minerals from the Ozernoe ore occurrence, indicates albitite age of 1,759 ± 11 Ma. It shows synchronous formation of albitite and sulfide mineralization, and fully corresponds to the earlier defined age
Kalinin A. A.   +2 more
doaj   +1 more source

EFFECT of Pb2+ on the flotation of molybdenite in the presence of sulfide ion

open access: yesResults in Physics, 2019
Although Na2S doesn’t depress the flotation of molybdenite, as the most utilized depressant, its effect on the flotation of molybdenite in the case where Pb2+ is involved has not been investigated yet.
Qi Zhang   +6 more
doaj   +1 more source

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