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.
The majority of the positions within the Department of Human Services are covered by the civil service merit system of employment, which requires job candidates to participate in competitive examinations in order to qualify for employment.