Opals vary in size. Some of the best opals are fist-sized, but generally they are much smaller. The world's largest opal to be found, to date, is the Olympic Australis, which is 280 mm long, 120 mm high and 115 mm wide. It weighs 17,000 carats (3450 grams).
A 20mm floating opal is typically about the size of a nickel or a small coin. It is considered a medium-sized opal that can be easily incorporated into jewelry designs or used as a focal piece in accessories.
A price of a real opal necklace can vary, depending on the size of the necklace and where one would purchase it. Some opal necklaces can be purchased for $100, where others can cost in the thousands! The average price would have to be around a couple hundred dollars.
The types of Opal that i am familiar with are White Opal, Fire Opal, Boulder Opal, Black Opal, Crystal Opal, Light Opal, Doublet Opal, Triplet Opal, Common Opal, Synthetic Opal, and Immitation Opal.
There are 5 basic types of opal. These types are Peruvian Opal, Fire Opal, Girasol Opal, Common opal and Precious Opal.
Another name for opal is "fire opal."
The fracture of an opal can be hard or smooth , An opal can have as many fractures as any other mineral can . Sometimes opal can be smooth , sometimes they can be hard . The fracture of an opal is hard and smooth .
Boulder opal is distinct from black opal in the following ways: * Boulder opal is usually mined in open-cut operations while black opal is mined in shafts. * Boulder opal is found in ironstone boulders, while black opal is found in seams.
India Opal Buloni (Opal) The Preacher (Opal's father) Winn-Dixie (Opal's dog)
black and opal
depens on the opal
Depends on what kind of opal
The Opal was created in 1851.