Also on this branch line are the rare earth metal mine Katuginskoye, iron ore mine Sulumatskoye, and large anthracite deposits at Chitkanda.
32.
Earths are metallic oxides, and the corresponding metals were classified into the corresponding groups : rare earth metals and alkaline earth metals.
33.
Since the late 1990s China has had a near monopoly on a variety of rare earth metals commonly used in every day products.
34.
Other sources suggest that North Korea has the world's second largest reserve of rare earth metals, with potentially over 20 million tons in total.
35.
His materials expertise centers on rare earth metals and alloys, transition metal based diluted magnetic semiconductors, and the perovskite type HiTc and CMR compounds.
36.
According to the Korean Central News Agency, the drug's ingredients include ginseng, small amounts of rare earth metals and trace amounts of gold and platinum.
37.
There are two series of rare earth metals, the lanthanides and the actinides, both of whose families all have very similar chemical and physical properties.
38.
The boom-town population plummeted when mining declined, but enjoyed a brief renaissance in the 1930s with the introduction of rare earth metals in its by-product monazite.
39.
Electronic recycling occurs primarily in order to recover valuable rare earth metals and precious metals, which are in short supply, as well as plastics and metals.
40.
The battery pack is projected to use a power controller integral to the motor housing with electric motors weighing less while using less rare earth metal.
