River Stone 8mm Round - Large Hole Beads 7HP currently believed to be due

currently believed to be due to the presence of a copper-based mineral such as Malachite or Azurite

Known to Egyptian and Aztec cultures thousands of years ago

Rhyolite is a volcanic

What makes Opal distinct is what is referred to as ‘play of color’

with little alteration of the external shape of the original crystal

River Stone 8mm Round - Large Hole Beads 7HP currently believed to be dueRiver Stone is a form of limestone composed of quartz, calcium carbonate and other materials. Naturally beautiful, it offers a way to work a neutral color into your designs. This stone is relatively soft, according to the Mohs hardness scale, so treat it gently.