Australian Boulder Opal 25.86 ct

Australian Boulder Opal Gemstone 25.86 ct 

WEIGHT 1: 25.86 ct
SIZE 1: 27.51 * 23.80 * 7.23 mm 
SHAPE : Cabochon
CLARITY GRADE : Opaque
TREATMENT : Untreated
HARDNESS : 5.5 - 6.5

This beautiful untreated boulder opal seems to be always changing depending on how light falls on it. It seems to have some columns and between them rays of different colors. It will be perfect in any type of personalized jewelry. Truly amazing. Gemstones 100% Ethical and Natural.

The Opal is associated with good luck, it is the birthstone for October and the gem fo 14th wedding anniversaries.

The name for the opal comes from the Sanskrit word "Upala", meaning precious stone or stone par excellence. The Greek word "opallios" means "to see a change of colors".