earthplatform.com

sulphide minerals

Environment Search Engine    

Results 1 - 10 from 23 for sulphide minerals in 0.340 sec.


EJMP&EP -
Maximal flotability and recovery of minerals ... and intensification of minerals flotation and selectivity of their separation. Keywords: Sulphide minerals, Electrophysical properties, Flotation, Adsorption, ...
ejmpep.com


MDAG Case Study 23
Furthermore, geochemical static tests can assume all minerals, like acid-generating sulphide minerals, will be 100% exposed, but this might only occur after long periods of ...       For example, the rate of slaking could accelerate as sulphide minerals oxidize and generate acidity. In Figure 2, exposure to acidic waters would likely accelerate the ...
www.mdag.com


MDAG Case Study 14
To eliminate the need for long-term water ... . This dilution will manage water chemistry for many decades to millennia and, if strong sulphide production begins, this is expected to lower aqueous metal concentrations further. Click on Figures ...
www.mdag.com More from this site

Placer Dome Inc Cold Mine Mining Technology
The gold occurs as either free gold or is in sulphide minerals, mainly arsenopyrite, pyrite and pyrrhotite. A minor amount of silver occurs with the gold. ... and a small portion of the sulphide minerals. The free gold is separated from the sulphides on shaking tables. The remainder of the gold reports to the sulphide flotation feed. The flotation concentrate ...
www.mining-technology.com


Morenci Copper Mine, Arizona Mining Technology
Morenci, a proprietary technology that allows primary sulphide ore treatment by leaching in combination with secondary ore processing. "Morenci is ... extending across a dissected mountain terrain. Both sulphide and oxide ores occur, pyrite and chalcocite being the main sulphide minerals, and chrysocolla and malachite the predominant oxides. Molybdenite ...
www.mining-technology.com More from this site

Sulphur (S) - Chemical properties, Health and Environmental effects
Although sulphur is infamous for its smell, frequently compare to rotten eggs, that odor is actually characteristic of hydrogen sulphide (H2S). ... sulphide minerals are known: pyrite and marcaiste are iron sulphide ; stibnite is antimony sulphide; galena is lead sulphide; cinnabar is mercury sulphide and sphalerite is zinc sulphide. Other, more important, sulphide ores ...
lenntech.com


USGS Bulletin
It seems clear that nearly all of the sulphide minerals are products of the original mineralization, deposited from ascending water. The metacinnabar is earlier than ... it records has not appreciably affected the tenor of the ore. In places the iron-sulphide minerals are still fresh and bright, but in parts of the the stopes they are blackened ...
mdia.org


Minerals Engineering International - Environmental Issues: Latest News
Oxidation of the sulphides releases sulphuric acid into the water, and also whatever metals are present in the sulphides. Many of the common ore minerals are sulphides and ... many rock types. Unless the acid is neutralized by alkalis dissolved from other rock-forming minerals, there is a risk that acid effluents spiked with potentially toxic metals will, sooner or ...
www.min-eng.com


...:: VOL. 5, NO. 1, 2005 ::...
Soria-Aguilar, F.R. Carrillo-Pedroza and S. Preciado-Nuez Influence of electrophysical properties of sulphide minerals on their sorption and flotation properties by A.A. Abramov and H. Hoberg Microwave irradiation ...
ejmpep.com


Minerals Engineering International - Environmental Issues: Latest News
... most groundwater is contaminated by arsenic generated from elevated levels of arsenopyrite, the most common sulphide mineral at the site. "KARICO searched for the best technology to remove heavy metals from ... click "Join." [more info] MEI Online Update MEI Online Job Vacancies HTML Text 1998-2007, Minerals Engineering International Email: amanda@min-eng.com
www.min-eng.com




The results are filtered
View all results for sulphide minerals