These are large pieces of low grade rough boulder opal from Queensland, Australia. They display watery transparent blue, blue grey and white potch veins and patterns.There is no play of colour. The boulder is priced at 0.035 cents per gram.
They are mostly large pieces with some medium and smaller pieces. This rough can be used by lapidarists, hobbyists, for carving, practice, display, specimen etc. Some may be suitable for cutting. Some may have only a thin layer of colour. These pieces are in a rough form...They are NOT finished opals. Some images are taken with the opal wet. All opals, pendants, jewellery etc are ground, sanded, polished and assembled in Melbourne Australia. Photos are taken under a 60w daylight bulb. Actual item is shown in photos. Photos are greatly magnified showing imperfections which the eye can't see. Please read terms of sale. The item "CLEARANCE AUSTRALIAN 19 kg BOULDER OPAL ROUGH CARVING SPECIMEN DRUM OCA11530" is in sale since Sunday, December 1, 2019. This item is in the category "Jewellery & Watches\Loose Diamonds & Gemstones\Loose Gemstones\Opal\Boulder Opals". The seller is "opalcraftaus" and is located in Melbourne. This item can be shipped worldwide.