Yowah
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Yowah is an outback town and locality in the Shire of Paroo, Queensland, Australia. In the 2021 census, the locality of Yowah had a population of 126 people.
Yowah landscape, 2008
Yowah nut opal. This nut has been cracked in half.
Precious Opal mixed in the iron stone of a Yowah nut
Opal
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Opal is a hydrated amorphous form of silica; its water content may range from 3% to 21% by weight, but is usually between 6% and 10%. Due to the amorphous physical structure, it is classified as a min
Yowah
…in the Shire of Paroo, Queensland, Australia. In the 2021 census, the locality of Yowah had a population of 126 people. The town is known for its opal mining and numerous opal fields that lie around the town as well as the "Yowah nut", a local type of opal distinctive to the region. Yowah is in western…
A rich seam of iridescent opal encased in matrix
Precious opal consists of a regular arrangement of silica nanospheres in closely packed planes (idealized diagram).
This precious rough opal from Coober Pedy, South Australia, displays nearly every color of the visible spectrum.
Common rough opal