Some flashes of blue and green

few patches of violet and purple also roll across the top as the light or the gem is mostly deep gray blue that does penetrate through

Other than being polished, it is completely natural, with no dyes,

Other than being polished, it is completely natural, with no dyes, glues, laminations or fillers.. few patches of violet and purple also roll across the top as the light or the gem is mostly deep gray blue that does penetrate through to the back side. It has body color of deep blue with flashes of lighter blues and flecks of greens all throughout the upper side of the gem. This is solid opal, not doublet. Code opag128Weight caratsSize mm oval cabLocation Mined in AustraliaPrice 2681.

few patches of violet and purple also roll across the top as the light or the gem is mostly deep gray blue that does penetrate through to the back side. The photograph shown was taken under incandescent bulb light. This unique item is sold. Code opam118Weight carats 27. 7 gramsSize thick 53mm 35mm x12mmLocation Queensland, AustraliaPrice 154. 50 This colorful boulder opal piece makes nice specimen or pocket rock just as it is, although it could also be set into very nice custom jewelry item.

This is solid opal, not doublet. It was ground & polished from 100 natural boulder opal rough into this freeform cabochon shape. Other than being polished, it is completely natural, with no dyes, glues, laminations or fillers.. Code opag128Weight caratsSize mm oval cabLocation Mined in AustraliaPrice 2681. 00 This beautifull, genuine black opal cabochon gem mined in Australia is very nicely fashioned and polished.
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