Black Tourmaline is a black crystalline aluminum borosilicate mineral with occasional light gray inclusions that appear as flecks or veins. Tourmaline is classified as a semiprecious stone and occurs in...
The contrasts in this stone really make it a striking addition to any design -- creamy white quartz permeated by black tendrils of manganese branching through the stone. The "Parral"...
Black Tourmaline is a black crystalline aluminum borosilicate mineral with occasional light gray inclusions that appear as flecks or veins. Tourmaline is classified as a semiprecious stone and occurs in...
Rhyolite is a volcanic, igneous rock with high silica content. Its name is taken from the Greek word “rhyax,” meaning “a stream of lava.” It is chemically identical to Granite,...
Aquamarine is a transparent to translucent stone ranging from cerulean blue to light blue in higher grades. In lower grades it can be transparent to opaque and is commonly light...
The contrasts in this stone really make it a striking addition to any design -- creamy white quartz permeated by black tendrils of manganese branching through the stone. The "Parral"...
Sunset Dumortierite has a much brighter palette than regular Dumortierite, from light blue to lapis blue to cobalt, as well as some occurrences of dark gray. Dumortierite is an aluminum...
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...
Fossil Coral is the prehistoric fossilized remains of the invertebrate reef builders that live in tropical oceans. Silica-rich waters create hardened deposits that preserve coral skeletons, resulting in fossils that...
The contrasts in this stone really make it a striking addition to any design -- creamy white quartz permeated by black tendrils of manganese branching through the stone. The "Parral"...
Unakite is a granite composed of pink Feldspar and Epidote, creating a beautiful blend of pink and green in mottled patterns. The colors in this stone can range from pistachio...
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...
Fossil Coral is the prehistoric fossilized remains of the invertebrate reef builders that live in tropical oceans. Silica-rich waters create hardened deposits that preserve coral skeletons, resulting in fossils that...
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...
Pietersite has been called the Tempest Stone for its colors of deep blue and gray with metallic gold and flashes of brilliant chatoyancy as it catches the light. It also...
Fossil Coral is the prehistoric fossilized remains of the invertebrate reef builders that live in tropical oceans. Silica-rich waters create hardened deposits that preserve coral skeletons, resulting in fossils that...