Koroit Boulder Matrix opal on green aventurine.jpg

Koroit Boulder Matrix opal on Brazilian agate.jpg

Koroit Boulder Matrix opal on blue chalsedony.jpg

Koroit Boulder Matrix opal on blk jade.jpg

Koroit Boulder Matrix opal Horse shoe 2.jpg

Koroit Boulder Matrix opal Horse shoe.jpg

Koroit Boulder Matrix opal Dunes jasper.jpg

Koroit Boulder Matrix opal on red japer.jpg

Koroit Boulder Matrix opal on mookaite jasper.jpg

Koroit Boulder Matrix opal on druzy agate.jpg