Chinese Precious Resources - Loess LayerIntroductionSpeaking of mineral resources, people often think of petroleum and rare earths as the treasures from nature. However, on this vast land of China, there is another resource that is equally precious - the loess layer...

The tungsten wire in the light bulb at home may be the first impression many people have of the mineral element "tungsten". In fact, tungsten ore is known as the "industrial tooth" due to its ability to make extremely hard materials, meaning it can "bite" any hard solid...