Koroit Boulder Opal | 4.20g | Australia Courage and cream matrix is speckled

and cream matrix is speckled with darker mineral fragments

this crystal features delicate

Pink Opal Flame | 6

A substantial Fluorite tower with natural cavities that add geological character and a glimpse into the conditions of its formation

passionate energy

Koroit Boulder Opal | 4.20g | Australia Courage and cream matrix is speckledKoroit Boulder Opal 4. 20g Australia A natural Koroit Boulder Opal weighing 4. 20g from Koroit, Queensland, Australia. Each piece is completely unique, displaying natural flashes of colour set within its ironstone matrix. One available. Sold as seen. Koroit is one of Australia's most celebrated Boulder Opal localities, known for producing specimens with particularly vivid and complex patterning. Boulder Opal forms when silica rich solutions fill