Boulder Opal is a type of unique rock found in Queensland, Australia. It is easily identifiable because it is a mixture of ironstone and opal either in a matrix or layered; the stones often have a more ‘Earthy’, ‘rocky’ look and feel about them. Read More
There are many types of opals including pipe crystal (a more transparent crystallised opal), wood fossil (fossilised wood) and many variances in colours and patterns usually determined by the mine site they are mined from (Yowah, Koroit, Mintabie, Opalton, Winton to name a few).
Boulder opals are arguably the most affordable opal available. Check out Opal Galaxy’s huge range of Boulder Opals ideal for jewelry making enthusiasts.