Gemstone :



Birthstone Month :

Aventurine is associated with the birthstone month of August.


Zodiac :

Aventurine is associated with the zodiac signs Aries, Leo, Libra and Taurus.


Chemical Symbol :



Chemical Make-up :

Aventurine is a Silicon Dioxide and is a translucent to opaque variety of

microcystalline quartz. The color of the stone depends on the mineral impurities contained within. Green Aventurine contains the mineral known as Fuchsite Mica, whereas blue Aventurine contains the mineral Dumortierite.


History & Lore :

Aventurine derives from the Italian word 'a ventura' meaning “by chance”. The derivation of this name dates back to the 1700's-1800's when an Italian glass-maker accidentally came across the discovery of this stone well unknowingly dropping copper filings into some molten glass. It is believed that Aventurine is the only gemstone that was man-made before its natural counterpart was discovered.


One of the most well-known Aventurine's is one carved by the famous Helmut Wolf of the village Kirschweiler near Idar-Oberstain, Germany. He fashioned a fine green Indian Aventurine that stands 5.5 feet high and weighs 2.5 tons.


Aventurine is often referred to as the Gambler's Stone because it is known to bring the wearer increased chance, opportunity, and good luck. It is also known to reduce stress, relieve anxiety and calm one's emotions. Aventurine is known to enhance creativity and develop both confidence and leadership qualities.


Physically Aventurine is known to treat disorders of the lungs and heart and can help to increase muscle flexibility. An ancient Tibetan legend claims that the stone can improve nearsightedness.