168 grms / 840 cts Parcel beautiful quality, chunks of Boulder rough Opal natural (untreated) matrix
ready for you to cut and polish or carve and Dremel to produce beautiful stones
Would suit professional to intermediate Opal cutters. Easy material to polish :)
direct from opal miners wholesale to the public
Area of mine - winton QLD Outback Australia
weight - 168 grms / 840 Cts
quantity - 12 pieces of rough