نتایج جستجو برای: sphalerite

تعداد نتایج: 465  

Journal: Geopersia 2019

Gardaneshir Pb–Zn deposit is hosted by dolomitic carbonates which is located in the SW Ardestan, central Iran. Ore body is stratabound type in this deposit. Primary ores in this type are composed of sphalerite, galena, barite and quartz with massive, banded, veined and disseminated structures. Evaluation of ore-grade at the Gardaneshir Pb-Zn deposit, based on chemical analysis which indicates a...

Journal: :Journal of the Mining and Metallurgical Institute of Japan 1969

Journal: :IOP Conference Series: Materials Science and Engineering 2019

Journal: :Minerals 2023

Temperature variations could potentially impact flotation performance, leading to operational and economic issues. Several historical currently operating plants across Canada have reported seasonal metal losses as one of their major challenges. Improvements in efficiency at cold temperatures are important for the sustainable development industry, especially view expanding mining operations nort...

Journal: :Minerals 2023

A complex crystal-chemical investigation based on spectroscopic methods, Electron MicroProbe Analysis (EMPA), and Laser Ablation Inductively Coupled Plasma Mass Spectrometry (LA-ICP-MS) was made sphalerite samples from the Terézia Rozália veins in Banská Štiavnica ore district. The yellow (sample A) olive-green (C) are association only with quartz; orange (B) is associated quartz chalcopyrite; ...

Journal: :Ore Geology Reviews 2022

The vein-type Chomalu polymetallic epithermal deposit, located in the Tarom-Hashtjin Metallogenic Province (THMP), western Alborz, formed two separate mineralized zones controlled by fault within andesite and olivine basalt host rocks. deposit occurs adjacent to Varmarziar quartz monzonite, monzodiorite, monzosyenite intrusions. Ore mineralization consists of three stages; (i) an early stage do...

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