See Also: moonstone(medicine)
moonstone(dictionary)
moonstone(dictionary)
Moonstone Beach(tourism)
Moonstone State Beach(tourism)

moonstone (iou)



moonstone noun. M17.
[from MOON noun1 + STONE noun.]
Any of various milky, pearly, or opalescent varieties of albite and other minerals, used in jewellery; Mineralogy a lustrous opalescent variety of orthoclase.