OCCURRENCE Found on alkaline lake shores, in playa lakes and other evaporite deposits, borax is a soft and light, transparent crystalline substance of sweetish taste. Extensive borax deposits are found in California [Death Valley], Turkey, Tibet, and the Andes Mountains.
PROPERTIES The decahydrate - named borax or Jaikin - consists of hard odourless crystals, granules or crystalline powder. Due to giving up of the water of crystallisation to the atmosphere, it becomes coated with white powder in dry air. When heated it swells up, while at the same time losing