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world iron ore resources
Introduction
Iron ore is the raw material used to make pig iron, which is one of the main raw materials to make steel. According to the US Geological Survey report released in 2019, the world’s iron ore reserves are estimated to be approximately 170 billion tonnes, with Brazil and Australia havi......
1059 
Alice
Sodium aluminate solution desilication
Elimination of Silicate from Sodium Aluminum Sulfate Solutions
Sodium aluminum sulfate (Na2Al2(SO4)3) is an inorganic salt with a variety of uses, including as an antacid, food preservative, and industrial processing agent. While its materials properties are often desirable, it has one notable dr......
Skarn
Siliciclastic Sedimentary Rocks
Siliciclastic rocks refers to sedimentary rocks that are formed by the accumulation of grains derived from the mechanical erosion, weathering, and transport of preexisting rocks. Siliciclastic sedimentary rocks are mostly composed of quartz, feldspar, and clay. The......
Niobium yttrium ore
Nyxyne-Zirconium Rare Earth Mine
Nyxyne-Zirconium rare earth mine is located in the southern highlands of Zimbabwe, near the city of Msuna. This unique mine is the only source of rare earth oxides of nyxyne and zirconium in the world. The mine is equipped with modern mining equipment, cutting-edg......
Germanium regeneration
The Recycling of Germanium
Germanium is a metalloid element with a variety of uses, from solar toys, to transistors and batteries. Despite its useful purposes, germanium is a relatively rare element, making it a valuable resource. The recycling of germanium can help conserve resources and lower t......
Chromatographic separation of rare earth elements
Rare-earth elements (REEs) are a group of 17 chemical elements in the periodic table, namely scandium (Sc), Yttrium (Y), and 15 lanthanides. The term “rare earths” name was first used in 1827 by Swedish chemist, Carl Axel Arrhenius, but the elements themselves were not discovered until late 18-1......
Calcium Distillation in Calcium Copper Alloy
Distillation of Calcium in Copper-Calcium Alloys
Introduction
This essay is dedicated to exploring the distillation of calcium in copper-calcium alloys. Combining copper and calcium to form alloys is a common practice in several manufacturing industries due to the unique combination of physical ......
silver ore extraction
The practice of using silver ore or other materials to extract silver from has been a widely used process throughout the world from antiquity to modern times. Silver ore, or silver in its natural state, is a naturally occurring mineral composed primarily of metallic silver, copper, and sulfur. It ......
Control of molten metal
Control of Metal Liquid
Metal liquid is the basis of modern metal technology. The control of metal liquid has a direct impact on the quality and performance of products made of metal. Therefore, it is essential to appropriately control the metal liquid in order to improve the efficiency and quali......
Zinc hydrometallurgy
Zinc Refining by the Wet Method
Zinc refining is a process used to separate the valuable fraction from the non-valuable fraction of raw zinc. The process involves the use of a variety of wet methods. The primary wet method process used for zinc refining is the froth flotation process. This proce......
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