Kaolinite (/ËkeÉªÉµlÉ¨ËnaÉªt/) is a clay mineral, part of the group of industrial minerals, with the chemical composition Al 2 Si 2 O 5 (OH) 4.It is a layered silicate mineral, with one tetrahedral sheet linked through oxygen atoms to one octahedral sheet of alumina octahedra.aolinite is one of the most common minerals; it is mined, as kaolin, in Pakistan, Vietnam, Brazil, Bulgaria, France, United Kingdom, Iran, Germany, India, Australia, Korea, the People's Republic of China, the Czech Republic, Spain and the United States.
The term civil service can refer to either a branch of governmental service in which individuals are employed (hired) on the basis of professional merit as proven by competitive examinations; or the body of employees in any government agency apart from the military, which is a separate extension of any national government.
United States federal civil service. The United States federal civil service is the civilian workforce (i.e., non-elected and non-military, public sector employees) of the United States federal government's departments and agencies. The federal civil service was established in 1871 (5 U.S.C. Â§ 2101). U.S. state and local government entities often have competitive civil service systems that are modeled on the national system, in varying degrees.