Rainbow Calsilica is a product of man made sedimentary rock. It is a built up of calcium carbonate (Calcite) and man made coloring pigment. Rainbow Calsilica does not have a crystalline stucture. However, it receives it's metaphysical properties from it's colors, rainbow.
Since it has several colors, you benefit from each of those colors' properties. To read about the colors, click here.
This Calsilica has Earth, Metal, Water, Wood, and Fire energies. This is because it has all of those colors within itself. However, whichever color is more dominant in the Calsilica is the strongest energy you will receive. For example, if the Rainbow Calsilica is mainly blue, you will benefit mostly from Water energy.
Meditating with Rainbow Calsilica enhances your mental function and strengthens your attentiveness.
Jewelexi.com tells us, "Colours present in this magnificent stone helps the wearer to make the goals and success of his liveliness in an easy and efficient manner. As a peaceful stone, it is believed to balance the mind and by strengthening the character of the wearer it heartens compassion. The friskiness of the colors when ranging from greenish to deep blue, fabricate this boulder as a stone of opulence and intuitive abilities. Like a steady laminate, it can motivate the mind and relax emotions at the same time. The red color of this charming stone strengthens the emotional bonds by encouraging forgiveness as well as help to recover natural spontaneity."