Calsilica Jewellery.
Calsiliica Jewellery (I'm using a substitue of Calsilica) - a mineral found primarily in South America and Mexico is known as Rainbow Calsilica which is a layed stone composed of 2 mineral mixtures of Calcium and Silica. Calsilica is thought to be a recent form of stone formed over the last 30-50 thousand years ago.














