Moonstone

Family: Feldspar
Colour: Colourless to white or yellow with a pale sometimes blueish sheen
Hardness: 6 – 6.5 (as per Mohs hardness scale)
Sources: Sri Lanka, Burma, Brazil, India
Interesting Facts: Moonstone derives its name from its moon like white shimmer. This shimmer is called adularescence. It is always cut and polished with a smooth surface. This style of cutting (without facets) is called a cabochon cut.