Group of clay minerals, such as kaolinite, Al2Si2O5(OH)4, derived from the alteration of aluminium silicate minerals, such as feldspars and mica. It is used in medicine to treat digestive upsets, and in poultices.
Kaolinite is economically important in the ceramic and paper industries. It is mined in the UK, the USA, France, and the Czech Republic.
The stars symbolize hope and equality between the ten parishes. Green reflects the island's lush vegetation. The red disc has socialist connotations. Effective date: 3 November 1990.