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It can be. Some have been found Nevada, Oregon, Arizona, Idaho, Louisiana, Austria, and Brazil. So yes. They are used for jewelry. They are one of the prettiest gemstones in the world.

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7y ago

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Related Questions

What is another name for opal?

Another name for opal is "fire opal."


What gemstones is more expensive than Opal?

Fire opal:)


How many types of opals are there?

There are 5 basic types of opal. These types are Peruvian Opal, Fire Opal, Girasol Opal, Common opal and Precious Opal.


When did La Mesa Fire happen?

La Mesa Fire happened in 1977.


What states in the US are opal found in?

Opal is most commonly found in Idaho.


When was Costa Mesa Fire Department created?

Costa Mesa Fire Department was created in 1956.


Are there different kinds of opal?

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.


Is Fire Opal a rock or a mineral?

Neither. Opal is a mineraloid, as it does not have a sufficiently organized structure to be considered a mineral.


What are nevada's state gemstones?

The black fire opal.


What if the opal idol isn't there in dizzywood?

The opal idol iz deffinatly there, ive found it!


What is boulder opal?

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.


What was the largest opal ever found?

The Olympic Australis Opal is believed to be the largest gem opal ever found. Found in 1956 at the "Eight Mile" opal field in Coober Pedy, South Australia, it was found at a depth of 30 feet and so named because the Olympic Games were being held in Melbourne at the time. The Olympic Australis consists of 99% gem opal, with the remainder of 1% being the soil still attached to the stone. It weighs 17,000 carats (3450 grams) and is 280 mm long (11 inches) by 120 mm, by 115 mm. It was valued at AUD$2,500,000 in 2005.