We have cut and polished many of these great cabochons out of this incredible rock from Australia - Rainforest Jasper and also known as Green Rhyolite - Check them out! There are some unique pieces!
This SET measures APPROXIMATELY:
33 MM X 41 MM X 5 MM THICK FOR THE FOCAL AND THE SMALLER ONES ARE APPROX 20 MM X 25 MM X 3 MM THICK