Ellestadite (F) on Calcite - Sky Blue Hill Cali. USA 2" x 1"

This rare Ellestadite (F) on Calcite specimen is a rare mineral. It is typically a blue or blue-green color and is found in a specific location, Sky Blue Hill in Calaveras County, California, USA.

Ellestadite is a rare phosphorous-bearing mineral, and Calcite is a very common calcium carbonate mineral. The interaction between these two minerals forms this rare mineral with unique properties. It is considered a collector's item and is highly sought after by mineral enthusiasts. It's a relatively unknown mineral, and not much research has been done on its properties, but it's valued for its unique color and rarity.

Each piece is similar, though no item at Crystal Joys is exactly the same as every item is a unique stone that is non-fabricated. Slight variations in color, size, and shape may exist. Every item at Crystal Joys is true "one of a kind".