Black Fossil Coral

Black Fossil Coral Specimen ~This fascinating variety of Black Agatized Coral is from Indonesia is estimated to be 20 million years old! Ancient volcanic ash provided the silica necessary for the live Coral to turn from calcium based skeleton to Silica rich Agate. They exhibit a cool, grey toned coloring with some orange hints and are each completely unique. Each specimen measures between 20mm and 30mm.This listing is for ONE (1) intuitively chosen crystal. Each piece has been handpicked and examined for quality. The photography used is a representation of our collection, the unique specimen you receive will be similar to the stones pictured and will have its own individual traits. Specimens categorized by weight don’t have specific size measurements provided, as each piece has a different shape and mass.Agatized Coral is created when coral is preserved through the fossilization process, resulting in multi-colored stones. Agatized Coral represents evolution, encouraging transformationa