separation of the ore from the other rock

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Gold extraction

Gold extraction refers to the processes required to extract gold from its orThis may require a combination of comminution, mineral processing, hydrometallurgical, and pyrometallurgical processes to be performed on the ore Gold mining from alluvium ores was once achieved by techniques associated with placer mining such as simple gold panning and sluicing, resulting in direct recovery of ....

separation of the ore from other rock

09122012· separation of the ore from other rock and the need to crush the , 42separation of the ore from other rock ore is broken down into smaller chunks by crushing machin 43 the need to crush the ore bearing rock » Free Online Chat »More detailed...

How the ore is separated from other rocks

How the ore is separated from other rocks? Answer Wiki User November 12, 2010 7:09PM usually by crushing in a hammer mill until everything (ore and rock) is fine dust then there are various ....

Extracting gold from rock

We want pure gold, but gold-bearing rocks include lots of other materials such as quartz, calcite and the sulfides of other metals We need to separate the gold from everything else in the rock so the rock needs to be treated in some way In New Zealand we chiselled some rocks from an outcrop near a small creek We were pretty sure our rocks ....

How Do you separate copper ore from rocks

Copper ores, will be heavier than most of the background rocks, and will generally be brightly coloured green or blue Gravity separation usually suffices to separate the ore The metal is ....

Mineral processing

Gravity separation is one of the oldest technique in mineral processing but has seen a decline in its use since the introduction of methods like flotation, classification, magnetic separation and leaching Gravity separation dates back to at least 3000 BC when Egyptians used the technique for separation of gold...

Mineral sorting and quality control of rock

Inline analysis is commonly realised by RGB cameras For a successful separation by RGB cameras, the colour of the valuable minerals and the waste rock fraction must differ significantly If both fractions show a similar colour, the application of NIR-process technology will enable a successful separation nevertheless Each NIR active mineral ....

Rock to Iron

18092017· I extract metallic iron from the ground using some chemistry and a new induction heater At some point I'll get around to turning the pig iron into steel and making something from it More on the ....

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