Popular tags

Common Opal

Opal is a hydrated form of Silica. Opals water content can be as high as 21% by weight which can make it stress fracture as it dries. The water Content is usually between 6% and 10%. Because of it's amorphous character, it is classed as a mineraloid, Crystalline forms of silica on the other hand are classed as minerals.

View as Grid List

Sort by

Display per page

Pink Peruvian Opal Silver Pendant

Pink Peruvian Opal Square Silver Pendant

This pendant is 21mm (.85") Chain not included.

$75.00

Pink Peruvian opal silver pendant

Peruvian Pink Opal Square Silver Pendant

This pendant has 2 squares The large square is about 1" the small square is 1/3" There are also 4 small pink CZ

$117.00

Silver pendant made with the gemstone Pink Cinnabar Common Opal

Cinnabar Colored Opal Silver Pendant

This pendant is 30x24mm (1.18" x .96") Chain not included.

$100.00

Arizona Blue Opal Silver Earrings

Arizona Southern Skies Blue Opal Silver Earrings

These earrings are 47x14mm (1.85"x.55")The top part has citrine stones and the overall size is 10x12mm

$250.00