Volcano Agate Sphere (K) limonite Get it in your favorite

Get it in your favorite type:

Large gray spherical concretion with one side exposed to reveal the internal shrinkage fractures that are lined with iridescent Pyrite microcrystals

Weight: 65gSize: 2in x 1

amongst coal deposits which formed some 300 million years ago

Volcano Agate Sphere (K) limonite Get it in your favoriteThe Volcano Agate Crystal Sphere is eye catching with a unique surface comprised of shimmering swirls of brown and grey. When it is exposed to UV light, it glows a bright green, making it a popular choice for decoration or collectibles. Some may have a mix of calcedony, agate, and or calcite which can bring out different colors. For best results viewing UV reactivity, please use a 365nm Longwave UV light. WT: 439g Size: 2. 75" ***Disclaimers*** Item