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The opal is just under 5,000 carats; roughly equivalent in size to two cricket balls. [1] Although rough-cut, it is polished on two sides. [3]Due to the evaporation of an inland sea several million years ago, South Australia is one of the few places on Earth where opals of this size can be created.
The opal was found at a depth of 9.1 metres (30 ft). The Olympic Australis opal was named in honor of the Olympic Games, which were being held in Melbourne in the year of the opal's discovery. It consists of 99% gem opal with an even colour throughout the stone, and has been left in a natural state, unpolished and uncut with blemishes. [4]
The primary sources of opal are Australia and Ethiopia, but because of inconsistent and widely varying accountings of their respective levels of extraction, it is difficult to accurately state what proportion of the global supply of opal comes from either country. Australian opal has been cited as accounting for 95–97% of the world's supply ...
The Yowah opal field in the Shire of Paroo. The Yowah nut is a type of precious opal, found within the Yowah opal fields situated in Yowah, Shire of Paroo, South West Queensland, Australia since the latter part of the 19th century. [1] These opals are known for their distinctive nut-like shape, opalescent patterns, and vibrant colours.
While opal mining around the town had slumped in the early 1940s, it picked up after a local Aboriginal woman, Tottie Bryant, discovered a large deposit in 1945. [24] In August 1956 at the 'Eight Mile' opal field, the Olympic Australis opal was found approximately 30 feet below the ground. It is the largest and one of the most valuable opals ...
Chairish included opals as one of its top trend predictions for 2025, and 1stDibs released an e-commerce report noting that its opal jewelry sales are up 32 percent year over year.
The Koroit opal field is known for the very distinctive type of boulder opal that is found in its mines. In Queensland boulder opal is found within a 300 km wide belt of sedimentary rocks in the Winton Formation. Here opal is found as a kernel in small concretions. [1] The Koroit Opal field was discovered in 1897 by Lawrence Rostron.
The Opals set up a rematch of the 2000 Olympic gold medal match against the US. The United States outlasted the Opals in the fourth quarter to win 74–63, giving the Opals their second straight Olympic silver medal. [49] The Opals headed to Brazil for the 2006 World Championships looking to win their sixth straight medal in international ...
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