Rare Agate Coral Crystal Fossil - UK Tumblestone (#14) Crystal Geode Natural black obsidian is a

Natural black obsidian is a volcanic glass that forms when molten lava cools rapidly

CLEONICERAS Ammonite polished of high grade

Location : Germany

Calcite Palm Stone

94 KG approx

Rare Agate Coral Crystal Fossil - UK Tumblestone (#14) Crystal Geode Natural black obsidian is aRare Agatised Crystal Fossil Coral, Known locally as Wiltshire Tisbury Starstone. Size: 5 x 3 x 3 cm you will receive the exact piece pictured. Every piece has been hand worked and polished by ourselves, revealing as much of the beautiful natural detailing as possible, such as the star detailing of the head of the Coral and also the feather detailing. This is a rare stone and the only locality known worldwide for Agatised Coral from the Jurassic