Turquoise
Crystal Encyclopedia
Turquoise-pyrite-quartz
Turquoise, Bishop Mine, River Manganese District, Campbell County, Virginia, USA
Turquoise pebble, made by tumbling the rough rock in a rotating drum with abrasive.
Turquoise…
Titanite (Sphene)
Crystal Encyclopedia
Titanite, also known as sphene, is a mineral belonging to the nesosilicate group. Its name is derived from the Titans, Greek mythological figures, due to its strong and radiant crystal structures. Titanite is renowned for…
Jasper
Crystal Encyclopedia
Jasper is a type of mineral that is primarily composed of silica, with other trace elements and impurities giving it its unique colors and patterns. It is a member of the chalcedony family and is typically opaque, although…
Emerald
Crystal EncyclopediaEmerald are a type of gemstone that belong to the beryl family, which has the chemical formula Be3Al2(SiO3)6. They are valued for their intense green color, which is caused by trace amounts of chromium, vanadium, and iron. They are known for their beautiful…
Chalcedony
Crystal Encyclopedia
Chalcedony is a mineral that is composed of microscopic crystals of quartz. It is a cryptocrystalline form of silica, meaning that its crystals are too small to be seen without the aid of a microscope. Chalcedony typically…
Chrysoberyl
Crystal Encyclopedia
Chrysoberyl is a mineral and gemstone that belongs to the beryl family. It is known for its unique optical properties, durability, and various color varieties. The name “chrysoberyl” is derived from the Greek words “chrysos” meaning gold and…
Desert Rose
Crystal Encyclopedia
Desert Rose stones are unique and fascinating mineral specimens that are known for their distinctive appearance and formation process. They are not a single mineral but rather a type of crystal formation that typically…
Amazonite
Crystal Encyclopedia
Amazonite is a strikingly beautiful gemstone that is known for its captivating blue-green color. It belongs to the feldspar mineral group and is characterized by its unique combination of hues, ranging from light turquoise…
Iridescent Stones
Crystal Encyclopedia
Iridescent stones are a fascinating category of gemstones and minerals known for their mesmerizing play of colors and the ability to display a shimmering, rainbow-like effect when viewed from different angles. This optical…
Yooperlite
Crystal Encyclopedia
Yooperlite is a term used to describe a unique type of rock, specifically a variety of sodalite-rich syenite found in the Upper Peninsula of Michigan, USA. This distinctive rock gained attention for its remarkable property…
Morganite
Crystal Encyclopedia
Morganite, a pink-to-peach gemstone, captivates gem enthusiasts and jewelers with its delicate hues and symbolic associations with love and compassion. As a member of the beryl family, it shares a lineage with other renowned…
Tektite
Crystal Encyclopedia
Tektites are unique, glassy objects that have puzzled scientists and intrigued collectors for centuries. These enigmatic formations are thought to have originated from meteorite impacts and are often associated with impact…