Flower/Fireworks Obsidian Rough Chunk! Big Diggins Agate and should be a great

and should be a great cabbing box

It could also be a nice collectors piece for an aspiring rockhounding child (pebble pup)

The last two were taken dry

Measurements (inches - longest - approx):  6

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

Flower/Fireworks Obsidian Rough Chunk! Big Diggins Agate and should be a greatFireworks 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