Chrysocolla, a hydrous copper silicate, is often mistaken for turquoise due to its rich blues and blue-greens. It often also occurs with colors of rust, copper, black, white and reddish...
Chrysocolla, a hydrous copper silicate, is often mistaken for turquoise due to its rich blues and blue-greens. It often also occurs with colors of rust, copper, black, white and reddish...
Lava is rock from the molten center of the earth, once spewed through fractures in the planetary crust or from a volcanic eruption. Once cooled, the resulting rock is dark...
African Green Opal is a form of Common Opal, an opaque stone that does not display the play of color seen in more precious Opals. It does have the distinctive...
Lava is rock from the molten center of the earth, once spewed through fractures in the planetary crust or from a volcanic eruption. Once cooled, the resulting rock is dark...
African Green Opal is a form of Common Opal, an opaque stone that does not display the play of color seen in more precious Opals. It does have the distinctive...
Ruby Zoisite occurs naturally when small Ruby crystals become embedded within Zoisite. The Ruby inclusions in this stone are pink to reddish purple to dark purple, while the Zoisite is...
African Green Opal is a form of Common Opal, an opaque stone that does not display the play of color seen in more precious Opals. It does have the distinctive...