One Fossil Douvilleiceras Ammonite! Ocean Fossil! Fossilized Sea Shell! Snowflake Obsidian Here is a larger cut

Here is a larger cut and proven chunk of Gary Green Larsonite

but it is actually a fossil stromatolite

It takes an excellent polish and works into some amazing cabochons

Among those included are: Large Gem Dinosaur Bone

One Fossil Douvilleiceras Ammonite! Ocean Fossil! Fossilized Sea Shell! Snowflake Obsidian Here is a larger cutThis listing is for ONE random pull Fossil Douvilleiceras Ammonite from Madagascar. For batches of five at a discount, please search Ammonite in my listings. Ammonites were predatory mollusks that resembled a squid with a shell. These cephalopods had eyes, tentacles, and spiral shells. They are more closely related to a living octopus, though the shells resemble that of a nautilus. Ammonites appeared in the fossil record about 240 million years ago