Indonesian Fossil Coral Rough Chunk! Black Obsidian There are partially healed fractures

There are partially healed fractures through part

Weight: Approx  20  Lbs

Many of these I'm not sure on the identification

The priday plume bed was well known for its higher rate of gorgeous well defined and multi colored plumes

Indonesian Fossil Coral Rough Chunk! Black Obsidian There are partially healed fracturesIndonesian Fossil Coral is a form of Silicated Coral of Lapidary grade! Dug in Indonesia, this gorgeous material often has a white skin, and in the rough, still retains the coral shape! It is well known for its starburst flowers, and when cut right, can display them with amazing clarity! It can make some gorgeous cabochons, and take a gloss polish! It can also have a wide variety of colors, with butterscotch or white being the most common! This is a