More to explore:
koroit and yowah opals
yowah and koroit opal
One of each please!
Koroit opal (a variety of Australian boulder opal from a small area in southwest Queensland known as Koroit). ..z
Koroit is right in the heart of Outback Queensland. The opals from here are unlike opals from anywhere else in the world.
Yowah-Nut Opal - These truly magical Yowah-Nut Opals are found in the Yowah and nearby Koroit opal fields in Queensland, Australia
Koroit Opal [ section of a Koroit Opal Nut ]
Boulder Colormix Opal / Yowah, Australia
Koroit Boulder opal