Opal Potch - Rough

Rubble Rock And Gem Verified independent store

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Origin: Australia Description: I'll be entirely honest with you, there is like... no colour in these. However, some of the opals in here will react under UV Light. Chemical Composi tion: SiO₂·nH₂O Grade: Lapidary GradeAppearance: OpaqueInclusions: Lots of Matrix Cost per Gram: $0.08Approximate Size of 1 pc: 73mm x 52mm x 29mmApproximate Weight of 1 pc: 50-350g Rough is rough. We do our best to grade and describe pieces in the lot, but ultimately, they all differ. Show more