Is cryolite a halide? Cryolite,colourless to white halide mineral, sodium aluminum fluoride (Na3AlF6). It occurs in a large deposit at Ivigtut, Greenland, and in small amounts in Spain, Colorado, U.S., and elsewhere. Which is the ore of cryolite?
Henan. It is a high-tech enterprise specializing in the production and sales of cryolite, aluminum fluoride and other fluoride salt products. The company was established in 2010 with a registered capital of 5 million yuan. The new products for the grinding industry jointly developed by the...
The method is used for preparing high-purity high-molecular-ratio cryolite by using bastnaesite-containing rare earth ore concentrate complexing leach liquor, and belongs to the technical fields of hydrometallurgy and material synthesis. Firstly, hydrochloric acid with a certain concentration and aluminium...
FIELD: mining.;SUBSTANCE: invention relates to mining industry and can be used in development of deposits with systems with shrinkage or subfloor drifts, as well as with any other technology, which implies arrangement of protective pillars. Ore extraction is carried out by systems with shrinkage ...
In order to maintain optimal temperature conditions throughout the pile volume, specific heat-generating substance consumption for heating of 1 kg of stacked gold-containing ore subject to heap leaching is determined by calculation.;EFFECT: technical result is higher leaching efficiency, as well as ...