There are two types of mine drainage: self-flow drainage and lift-up drainage.
The flat-flow self-flowing drainage is economical and reliable, and the water drains the water to the ground. The section of the ditch is inverted trapezo…
The so-called hydraulic mining method is a method of high pressure water jets of water emitted during mining of sand to complete the gold mine. The hydraulic mining method is suitable for general cementation and less hard ore bo…
In order to use iron ore sorting method efficient magnetic separation can be treated or weak magnetic iron ore Manganese ore roasting process by magnetizing the magnetic iron mi…
Beryllium chemically active, isotopes of beryllium has been found that the total of eight, including beryllium 6, beryllium 7, beryllium 8, beryllium 9, beryllium 10, beryllium 11, beryllium 12, beryllium 14, wherein only beryllium 9 is stabilized, the other…
I. Field identification of major rock-forming minerals in magmatic rocks
1. Quartz Quartz is the main mineral of granite rocks. Its shape is worm-like in the granitic granite…