Crystals & Gemstones

Carborundum Specimen Blades 3"-6" - Select

Carborundum Specimen Blades 3"-6" - Select   Mineral Information:   Carborundum is a synthetic compound made from silicon and carbon that is widely used in a variety of industrial applications, including as an abrasive material and as a semiconductor in...

Carnelian Bicolor Tumbled Stone

Carnelian Bicolor Tumbled Stone   Mineral Information:   Carnelian and its closely related cousin Sard (usually darker and harder) are a common and cheap but beautiful variety of chalcedony. Carnelian is a varied and colorful orange to red translucent...

Carnelian Tumbled Stone 2"-2.5"

Carnelian Tumbled Stone 2"-2.5"   Mineral Information:   Carnelian and its closely related cousin Sard (usually darker and harder) are a common and cheap but beautiful variety of chalcedony. Carnelian is a varied and colorful orange to red translucent...

Cat Head Mini Obsidian Goldsheen .6"

Cat Head Mini Obsidian Goldsheen .6"   A gemstone in the shape of a cat is a unique and interesting way to incorporate gemstones into jewelry or decorative objects. These gemstones are usually carved or sculpted into the shape of a cat, either in a...

Chalcedony Blue Top Grade Tumbled Stone .5"

Chalcedony Blue Top Grade Tumbled Stone .5"   Mineral Information   Blue chalcedony is a variety of chalcedony mineral that is typically pale blue or bluish-gray in color. It is a microcrystalline form of quartz, and is often used as a semi-precious...

Chalcedony Blue Tumbled Stone 1.25"-2"

Chalcedony Blue Tumbled Stone 1.25"-2"   Mineral Information   Blue chalcedony is a variety of chalcedony mineral that is typically pale blue or bluish-gray in color. It is a microcrystalline form of quartz, and is often used as a semi-precious gemstone...

Chalcedony Botryoidal 1"

Chalcedony Botryoidal 1"   Mineral Information   Botryoidal chalcedony, also known as "grape chalcedony" or "bubble chalcedony", is a variety of chalcedony that forms in small, rounded, grape-like clusters. It is formed through the deposition of...

Chalcedony Pink Tumbled Stone 1.5"

Chalcedony Pink Tumbled Stone 1.5"   Mineral Information   Pink chalcedony is a variety of chalcedony, which is a mineral in the quartz family. It is typically pink in color, ranging from pale pink to a deep rose color. Pink chalcedony is found in many...

Chalcedony Rough >1"

Chalcedony Rough >1"   Mineral Information   Chalcedony is a type of microcrystalline quartz mineral that comes in a variety of colors and patterns. It is composed of tiny crystals that are too small to be seen with the naked eye, giving it a smooth...

Chalcopyrite Gold Tumbled Stone 1"-1.5"

Chalcopyrite Gold Tumbled Stone 1"-1.5" Weigh between 3 - 5 oz.   Mineral Information:   Chalcopyrite is a mineral with the chemical formula CuFeS2. It is also known as copper pyrite, and sometimes simply as "chalcopyrite" (which is also used as a...

Charoite Tumbled Stone Sm .5"

Charoite Tumbled Stone Sm .5"   Mineral Information:   Charoite is a rare silicate mineral that is primarily found in the Murun Mountains of Siberia, Russia. It is known for its beautiful purple color, which can range from light lavender to deep violet,...

Chrysocolla Rough 1"

Chrysocolla Rough 1"   Mineral Information:   Chrysocolla is a mineral that is found in various parts of the world, including the United States, Chile, and Australia. It is a hydrated copper silicate mineral that forms in the oxidation zone of copper ore...