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10 questions
What is the difference between a mineral and a mineral ore?
A mineral is seen as a valuable material
A mineral ore is seen as a valuable material
Minerals are only found in sedimentary rocks
Minerals ores are only found in sedimentary rocks
What is a native metal
A metal only found in Australia
A metal that is mined and sold only in Australia
A metal found as a pure element
Gold is the only Native Metal
What are the three main steps of mining? (choose all 3)
Mining
Processing
Selling
Rehabilitation
Which mining method normally occurs at when the mineral deposit is at the surface?
Dredging
Underground
Leach mining
Open Cut
Coal is most commonly mined from which mining method?
open cute
underground
leach mining
dredging
Dredging is a mining method general used ....
when fluid is injected through drill holes to dissolve the mineral
when minerals are found in sand and a large lake can be dug and filled with water
Hand digging in open cut mining
The way in which a mineral is processed depends on its...
location
how it has been mined
the properties of the mineral
costs involved
Tailings are
toxic waste products from processing
the last part of the mineral ore to be recovered
The part of the mineral ore worth the least money
Tailing's are normally dumped into
bins
caves
ponds surrounded by walls
trucks
At the end of a mine sites production the mine site must be
left open for inspection by the governement
rehabilitated to the way it was before mining
sold to the next mining company
closed off with safety signs
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