Flower/Fireworks Obsidian Rough Chunk! Big Diggins Agate approx 410 million years ago

approx 410 million years ago

Birdseye Rhyolite tends to be pretty solid and takes an excellent polish

The last two were taken dry

though some stages can take longer due to its hardness

and spiral shells

Flower/Fireworks Obsidian Rough Chunk! Big Diggins Agate approx 410 million years agoFireworks Obsidian also goes by the name of Flower Obsidian. It is a very rare form of natural volcanic glass Obsidian found in Mexico. It has a very high mineral content, which gives this material its gorgeous pattern and colors! It often has chrysanthemum like flowering with a black or pink backdrop. It can take a decent polish, but with the impurities giving it this crazy display, it can often be fractured and pitted and may need to be stabilized