The name iolite is derived from Greek io meaning violet flower. It is also known as cordierite, dichroite, water sapphire, and lynx sapphire....

The name iolite is derived from Greek io meaning violet flower. It is also known as cordierite, dichroite, water sapphire, and lynx sapphire.

Citrine is the yellow variety of quartz (silicon dioxide) family. The coloring agent is iron. Natural citrines are rare. Most commercial citrines are heat-treated amethysts or smoky quartzes....

I have 5 Root-beer Color Natural Citrine specimens in stock for the collector in your home.

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I have 5 Root-beer Color Natural Citrine specimens in stock for the collector in your home.

Labradorite belongs to plagioclase feldspars family. It is noted for its beautiful play of color which flashes out over large areas of the grey-colored mineral. Yellows, gold,reds, and purple are...

Labradorite belongs to plagioclase feldspars family. It is noted for its beautiful play of color which flashes out over large areas of the grey-colored mineral. Yellows, gold,reds, and purple are.

Jasper is among the favorite gemstones in the ancient times. It has been used for centuries for carvings and in mosaics and inlays. Today it is used as an inexpensive gemstone in all types of jewellery.

Complete information about Jasper Gemstone, in addition to information about its use in jewellery, care and treatment, and sources

Care should be excised when both wearing and cleaning emerald jewellery. The internal features found in most emeralds make them very susceptible to sharp blows and sudden temperature changes...

Care should be excised when both wearing and cleaning emerald jewellery. The internal features found in most emeralds make them very susceptible to sharp blows and sudden temperature changes.

Lapis Lazuli has been used for jewellery since the prehistoric times. During the middle ages it was used as a pigment to produce aquamarine. Some places and churches have wall panels and columns inlaid with lapis lazuli. Today it is used for ring stones and necklaces, as well as sculptures, vases and other ornamental objects....

Lapis Lazuli has been used for jewellery since the prehistoric times. During the middle ages it was used as a pigment to produce aquamarine. Some places and churches have wall panels and columns inlaid with lapis lazuli. Today it is used for ring stones and necklaces, as well as sculptures, vases and other ornamental objects....

Natural lapis lazuli is an intense blue stone. Lapis Lazuli is a rock composed chiefly of the blue silicate mineral lazurite, together with calcite and brassy- colored pyrite which is abundant in the...

Natural lapis lazuli is an intense blue stone. Lapis Lazuli is a rock composed chiefly of the blue silicate mineral lazurite, together with calcite and brassy- colored pyrite which is abundant in the.

Labradorite belongs to plagioclase feldspars family. It is noted for its beautiful play of color which flashes out over large areas of the grey-colored mineral...

Labradorite belongs to plagioclase feldspars family. It is noted for its beautiful play of color which flashes out over large areas of the grey-colored mineral.

Jet is a relatively soft gemstone, therefore is used in protected designs including earrings and necklaces. For the same reason jet is rarely is used in rings. Jet jewellery should be stored separately from other gem stones and should not be clean in steam or ultrasonic cleaners....

Complete information about Jet organic gemstone in addition to its use in jewellery and carving

Jet is organic in origin. It was formed from the decomposition of driftwood which sank to the sea-bottom and became emplaced in the rocks into which the fine mud was transformed over geological time...

Jet is organic in origin. It was formed from the decomposition of driftwood which sank to the sea-bottom and became emplaced in the rocks into which the fine mud was transformed over geological time.

Jasper is a granular, opaque variety of chalcedony (agate also belongs to this family) which is a quartz (SiO2) mineral. However, jasper, in addition to SiO2 or silica, contains an unusually large amount of impurities, mainly iron oxide.

Complete information about Jasper Gemstone, in addition to information about its use in jewellery, care and treatment, and sources

About 1000 BC the ancient Chinese mined a tough mineral that they called yu, a mineral which today we know as jade

Complete information about Jade Gemstone in addition to information about the stone's history, use in jewellery, and care and treatment

Nephrite gemstone is found in many parts of the world. Probably the earliest known and the most important source of nephrite is along the northern slopes of the Kuen Lun Mountains near Khotan in eastern Turkestan. Nephrite is also found in Australia, Brazil, Canada, Germany, Italy, Mexico, Poland, Siberia, Switzerland, Taiwan, USA, and Zimbabwe.

Complete information about Jade Gemstone in addition to information about the stone's history, use in jewellery, and care and treatment

Jade gemstone, About 1000 BC the ancient Chinese mined a tough mineral that they called yu, a mineral which today we know as jade. It was only in 1863 that the French mineralogist Damour demonstrated that the name jade was being used for two distinct gemstones

Complete information about Jade Gemstone in addition to information about the stone's history, use in jewellery, and care and treatment

Ivory is a legacy of larger mammals. The chemical composition of ivory is mainly calcium phosphate, close to (Ca3OH)2(PO4)6Ca4 with some organic matter. Ivory is a bone-like, organic mineral called...

Ivory is a legacy of larger mammals. The chemical composition of ivory is mainly calcium phosphate, close to with some organic matter. Ivory is a bone-like, organic mineral called.

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