Authigenic grain-coating chlorite is widely distributed in the clastic rocks of many sedimentary basins around the world. These iron minerals were mainly derive
Chaos in the art market hinders its development Even a painting with a whopping price tag could be a fake.The Portrait of Lady Jiang Biwei,an oil painting thoug
Studies on susceptibility to debris flows at regional scale(100-1000 km~2) are important for the protection and management of mountain areas. To reach this obje