Flower/Fireworks Obsidian Rough Chunk! Gary Green It is possible that the

It is possible that the fish may used it's unique teeth to capture soft bodied animals like squid (Tusotuethids)

This fossil is perfectly stable as is

and it also takes a mirror grade polish as it is a volcanic glass

and very little of it makes its way around

Flower/Fireworks Obsidian Rough Chunk! Gary Green It is possible that theFireworks 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