Apatite

Apatite is a calcium phosphate mineral, it’s crystal system is hexagonal (trigonal).
It’s is found in Brazil, Burma, Madagascar, Sri Lanka, India, Mexico, Greenland, Canada and the U.S.A.
It’s name is derived from a Greek word meaning ‘to deceive’. This is because if the variety of colours and formations in which this stone occurs, making it easy to mistake it for other minerals. It can come colours such as yellow, blue, green, brown, gray or rarer colourless.
The largest known Apatite deposits is in Kirovsk, Russia. Large individual crystals of up to 200 kilograms are found in Renfrew, Ontario, Canada.