Thursday, November 8, 2012

Gemstone of the Week: Haüyne

( Haüyne image found on

Haüyne is a gorgeaous gemstone often of  an intense blue. It was discovered in 1807 and was named for the French chrystallographer Rene Just Haüy who was the first to describe this stone.  Haüyne may be blue, white, grey, yellow, green, or pink and is a translucent to transparent gemstone with a hardness of 5.5-6. The luster of this gemstone tends to vitreous or greasy with an uneven/irregular or conchoidal fracture pattern.  Haüyne is found in: Greenland, Namibia, Tanzania, Guinea, Spain, Afghanistan, Tajikistan, Italy, France, Austria, Germany, the Canadian province of Quebec, and the states of California, New York, and New Jersey.