Birds Eye Rhyolite 10mm Round - 15-16 Inch 48hr_06302025 It contains inclusions such as

It contains inclusions such as copper and iron

4 Inches / 40x60mm / 4x6cm

yellow or green

and features dark manganese dendrites throughout

To find out more about the process

Birds Eye Rhyolite 10mm Round - 15-16 Inch 48hr_06302025 It contains inclusions such asBirds Eye Rhyolite is named for its circular color formations of deep reds, light tans and earthtones. Rhyolite was named "streaming rock" because of its beautiful bands, bubbles and crystal to rich layers that form as lava flows onto the surface of stone and can look very different depending on how that lava erupts. Rhyolite has a non to crystalline composition similar to granite but with a smaller grain size.