Jiangxi Copper Dexing Copper Mine: Cyclic Bring Significant Environmental Effects Of Economy

    Into the Castle Peak surrounded Dexingwaste rock containing pyrite by oxidation and
Copper Mine, Jiangxi Copper Corporation, a clearleaching after the rain will produce acidic waste
little river through the ten-mile mine, it seems awater containing heavy metal ions. In the acidity
wonderful poem, like a pleasant song, turning toof the highest in the water competing PH value of
flow in the river of the Xintian copper-workers.1.9. If the use of traditional techniques into the
This lively creek, had been attached to thesewage treatment station, difficult to say the
Japanese as a scar on the bridge while steppingleast cost alarmingly high. Hardware is put into a
off tens of thousands of miners, residents hearts;one-time benefit from a hundred years, the
It may also be a "heart stone", so that thesewage transformation is a long-term
leadership of Jiangxi Copper Group, were alwaysconsumption, how can we reduce costs?
concerned about.    Since mining operations for the acidic waste
    The river is called big dock river, oncewater, while the processing operations will
flowing with a reddish-brown acidic water. For thisgenerate a large number of alkaline waste water.
reason, large dock River to be known as bigCan the two directly in the waste and then?
"polluted" river. Large dock River is a tributary ofAfter testing, the experts launched a "large and
Le-an River, one of the town official hat originatedmedium pH and the" new program, according to
in Dexing City Sizhou mountain streamthe acidic water flows into a three-way, along
consistently mine alone, 14 kilometers long, thewith the pumps transported to the mountains
catchment area of 34 square kilometers. Overconcentrator tailings launder, and with the slot of
the years, brought together past and presentthe base directly in the tail of the pulp and
mining operations or the old hole-hole of acidicresponse; the other way transferred to Sizhou
mine water and domestic sewage into theconcentrator with this plant and in the production
post-Le-an River, leading to acidification of theof waste water; the remainder transported to
downstream part of the river water, affectingthe industrial wastewater treatment plant in
the local people's production and life.progress and reaction with lime. Response after
    Tracing along the Grand River dock which,the neutral water is all the focus on the 4 #
in the 290 pipeline at the end of tunnel, a narrowtailings, after settling back into the dressing then
ditch Yi Gu Yin flow out from the depths of thebe used as a production process, and in this
mountain, with 10 meters away and down aclosed the channel repeated recycling. Apart from
vertical flow of springs than a sharp Yes. Thissome natural phenomena such as water loss due
large "dirty" river has more than 1,000 yearsto evaporation, the water reuse rate of 96%,
history. Large "dirty" river three kilometers up theand an annual cycle of water consumption
river dock is a major source of - the old hole-holeamounts to more than 300 million tons, not only in
group. Since the Tang dynasty, first one in thisthe alkaline mineral processing without the outer
piece discovered in a rich copper, sulfur minerals,row was also consumed over 6000 tons per day
and left a disused mine. The waste water is fromacidic water, acidic water efflux basically solved
where these mines since ancient times but now athe phenomenon. At the same time, but also for
steady flow of the ditch flow through to importthe community to save a lot of water resources.
large dock River flood tunnel, become a major    Dexing copper mining area in the heap
Hollywood River water pollution is one of theleaching copper works site, the 1000 aerial
culprits.spraying out of the water column, such as a
    The head of the Greater dock catchmentgroup of water-dragon play, and if the square
area of 2.06 million square meters, of which 1.37musical fountains. This is the Jiangxi Copper Group
million square meters pool of water, have been on"turning waste into treasure," another classic -
this river dyed dark brown with the inflow ofdumps leaching.
sewage river dock. How can we bring this dark    In the mining process, technology, the
brown "harm group of water" from the clearresearchers found that those cute and repulsive
water and kick out the base? Dexing copper oreacidic water is also a rare treasure, it can break
mine director Jiang Boliang and other leaders ondown waste rock in the copper metal. Jiangxi
several occasions after the intense summer heatCopper Group, through brainstorming, scientific
to the field investigation: "To clean up diversionanalysis and demonstration, has invested heavily
measures could be taken to reduce the amountbuilt up a heap leaching plant, the acidic waste
of copper acidic waste water" idea. This idea,water reservoir tank with the pump hit a high,
which coincides with the idea of environmentaland then connect spray facilities, so that bacteria
protection experts.in acidic water spray These abandoned low-grade
    Introduced a good option is not easy toore, the complete decomposition then returned to
implement ever more difficult. Budget on thethe acid reservoir. Heap leaching plant is under the
impressively displayed: sewage pipes more thanwater density, the higher the copper content of
5000 meters, at an altitude of 170 meters, 140acidic water electrolysis. The implementation of
meters, 110 meters respectively, stoppedthis technology not only reduce pollution, but also
construction of three sewage dam, I wish therecovery of copper from the acidic water, the
family farm waste rock, Yang TAOWU wasteamount of 1,500 tons, the output value created in
rock yards and the water around the Longshaneach of 4 thousand million.
waste rock to build a market ring flood discharge    As of 2004, the Jiangxi Copper Group
trench, these projects need to invest hugeinvested a total of 220 million water pollution for
amounts of money. Jiangxi Copper Group, Partylarge dock River comprehensive management
and government leaders Erhuameishui, from theproject, the completion of various types of
limited funds allocated special funds: "As long aspollution control and comprehensive utilization of
can sewage treatment is good, the money spentfacilities, almost 40 sets of equipment. July 20,
must be spent." Thus, in less than two years, the2005, deputy director of Jiangxi Provincial People's
pipe rack up, Trash dam built, and large "dirty"Congress penkun birth to check the environmental
river of water complete with large dock Riverprotection Dexing Copper research work,
parted ways, each of 3.3 million tons of watersincerely, said: "From Lean river environment, than
down the waste rock fields around the floodin the past has been greatly improved, which fully
discharge trench neatly into the big river pollution.shows that Jiangxi Copper Group's environmental
    As we all know, open-cast mining fieldwork is very fruitful, enterprises have a strong
stripping of ore and waste rock site stockpiling ofsense of social responsibility!