Opal Gem Jar Chemical Formula: CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Chemical Formula: CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Turquoise is an excellent stone to work with during times of depression or increased anxiety

it left its mark to be recorded in history

striking the Earth in a few different locations

Each one is composed of genuine gemstones

Opal Gem Jar Chemical Formula: CuAl₆(PO₄)₄(OH)₈ • 4H₂OOpal is a form of amorphous silica. This means it forms with no true crystal structure. Opal can naturally contain up to 20% water. Opal is not a mineral, but a mineraloid because of its lack of structure. On a microscopic scale, opal contains spheres of silica, giving rise to the flashes of color we all know and love. The matrix associated with opal can be almost any visible color, most commonly white, occasionally black. Opal is used in helping