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  2. Benitoite - Wikipedia

    en.wikipedia.org/wiki/Benitoite

    Benitoite (/ b ə ˈ n iː t oʊ aɪ t /) is a rare blue barium titanium cyclosilicate mineral, found in hydrothermally altered serpentinite. It forms in low temperature, high pressure environments typical of subduction zones at convergent plate boundaries .

  3. One of the great California gem mines open to the public. If you are looking to buy benitoite then come visit our store, we have benitoite for sale! Crystal mining is fun, family friendly, and there's a chance to find one of the rarest gems on earth. Let's dig!

  4. Benitoite Value, Price, and Jewelry Information - Gem Society

    www.gemsociety.org/article/benitoite-jewelry-and-gemstone-information

    Benitoite Value, Price, and Jewelry Information. With dispersion higher than diamond and sapphire-blue body color, benitoite is one of the most attractive of all rare gems. Gem-quality crystals have been found only in San Benito County, California. 3 Minute Read.

  5. Benitoite is an extremely rare mineral that is best known for being the official state gemstone of California. It is a barium titanium silicate mineral, usually blue in color, that is found in rocks that have been altered by hydrothermal metamorphism. Its chemical composition is BaTi (Si 3 O 9).

  6. Benitoite Gemstone: Properties, Meanings, Value & Mines - Gem...

    www.gemrockauctions.com/learn/a-z-of-gemstones/benitoite

    Benitoite (beh·nee·tow·ite) is a sapphire-blue to colorless gemstone from California, USA. Besides being the state’s official gemstone, benitoite is also famous for its extreme rarity and attractive sparkling qualities that rival (or exceed) even diamond.

  7. Benitoite. California State Gem Mine, Santa Rita Peak, San Benito County, California, USA. Hide all sections | Show all sections. About Benitoite Hide. Seal of San Benito County. Formula: BaTi (Si3O9) Colour: Sapphire blue, white to colorless, pink. Lustre: Vitreous. Hardness: 6 - 6½. Specific Gravity: 3.65. Crystal System: Hexagonal. Member of:

  8. Benitoite : The Rarest Gemstone Found in the World only been...

    www.geologypage.com/2019/10/benitoite-the-rarest-gemstone-found-in-the-world...

    Benitoite is a rare minerals best known to be the official Californian state gemstone. It is a barium titanium silicate mineral, typically of a blue color, found in hydrothermal rocks with a chemical composition of Ba Ti(Si 3O9).

  9. Benitoite is a rare and beautiful gemstone that was first discovered in California, United States. It is known for its striking blue color and exceptional brilliance, often compared to the intensity of a sapphire or a tanzanite. Benitoite is recognized as the official state gem of California.

  10. Benitoite: California's State Gem - California Department of...

    www.conservation.ca.gov/cgs/Pages/Publications/Note_11.aspx

    Benitoite, a barium titanium silicate, can occur in rich blue crystals that are as striking and flawless as the finest sapphires. Gem quality benitoite is found only in a small area of San Benito County, California.

  11. The Mineral benitoite - The Mineral and Gemstone Kingdom

    www.minerals.net/mineral/benitoite.aspx

    The Mineral benitoite. Benitoite was first discovered in 1907, and upon its initial discovery was thought to be Sapphire. The crystal structure of Benitoite is unique, and is the only significant mineral in its crystal class. It crystallizes in a rare hexagonal sub-class called ditrigonal-dipyramidal. Most Benitoite crystals were originally ...