Birds Eye Rhyolite 10mm Round - 15-16 Inch Color_Red a Greek philosopher and botanist

a Greek philosopher and botanist who also named the stone

this semi-precious variety of quartz is found in many locations around the world

” It is one of the most sought to after minerals among gem and mineral collectors

It also serves as the Mohs hardness scale index mineral for a hardness of 8

have been used for yellowish gemstones for at least two thousand years

Birds Eye Rhyolite 10mm Round - 15-16 Inch Color_Red a Greek philosopher and botanistBirds 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.