Dark Ethiopian Opal Incredible pattern. 1.66 ct

Dark Ethiopian Opal Incredible pattern. 1.66 ct. This Welo Opal shows an interesting honeycomb pattern by one side. Ready to be set into jewelry. Oval Cabochon Cut, high grade cut and polish

WEIGHT : 1.66 ct
SIZE : 9.22 * 7.30 * 5.07 mm
SHAPE : Oval Cabochon 
BASE COLOR: dark cristal (orange)
BRIGHTNESS OF FIRE: Very bright
FIRE COLOR: Red, green, yellow, orange, blue. Beautiful color from all angles
FIRE PATTERN: Broad flash honeycomb
TREATMENT : None - 100% natural untreated opal 
HARDNESS : 5.5 - 6.5
ORIGIN: Welo - Ethiopia

The most of Welo Opals are "Hydrophane", they are be able to soak up and dry large amont of water. It is important to avoid immersing them in liquid.

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".

The opal is an amorphous substance that belongs to the silica group. It is formed by a series of spherical microscopic structures of various sizes, which diffract light to show a beautiful play of colors.