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Benitoite | A-Z About This Gemstone

limz Published On Sat Feb 15 2020   Modified On Sat Feb 15 2020
Benitoite | A-Z About This Gemstone

Benitoite is an extremely rare mineral that is found in hydrothermally altered serpentinite. This wonderful gemstone mineral can have very good transparency and luster. These stones are extremely expensive as they are rare and beautiful.

Benitoite is a high vibrating stone that symbolizes stability, trust, loyalty, wisdom, strength, confidence, faith, truth, and intellect. 

Let us learn more about Benitoite.


Benitoite, sometimes called "Blue Diamond", is a mineral consisting of sapphire-blue crystallized barium titanosilicate. These stones are only found in very few locations like - San Benito County, California, Japan and Arkansas. Benitoite is firmly associated with the third-eye chakra and helps to open up and balance the third-eye chakra. It helps to increase foresight, precognition, connect you to the spiritual realm, promote intuition, and revitalize the brain.

Origin and History

Benitoite Gemstone.
Benitoite Gemstone.
Image Source:

Benitoite was first discovered in 1907 by prospector James M. Couch making it a relatively new gemstone. He then named it after its type locality, near the headwaters of the San Benito River in San Benito County", California, USA. At first, it was assumed to be Sapphire, but in 1909 when he sent a sample of these stones to the University of California, Berkeley, a mineralogist, Dr. George D. Louderback, realized that it was a previously unknown mineral. After the discovery of these stones, it became the official state gemstone of California.

Formation Process

Benitoite forms from hydrothermal solutions in natrolite veins that contain high concentrations of unusual elements like barium, titanium, fluorine, iron, etc. It also forms in low temperature and high-pressure environments typical of subduction zones at convergent plate boundaries. 


The chemical formula of Benitoite is BaTiSi3O9. IT a hardness of 6-6.5 according to the Mohs scale and a vitreous luster.


Benitoite is a rare and expensive gemstone that has no type of its own.

Colors Available

Colors Of Benitoite.
Colors Of Benitoite.
Image Source:
  • Sapphire Blue
  • White to Colorless
  • Pink

Mines Available

  • California State Gem Mine, California, USA
  • Hakumaru Mine, Tokyo Metropolis, Japan
  • Junnila Mine, San Benito County, California, USA

Cost Per Carat

The current price clean and rare of Benitoite can vary anywhere from $3500 to $6000 according to its cut, color, clarity, and size. The largest Benitoite gemstone on public display is in the Smithsonian Museum that weighs 7.5 carats.


  • Benitoties are mostly used as a mineral specimen.
  • These stones can also be used as minor barium and titanium ore.
  • It is also used as a gemstone in making jewelry.

Spiritual Properties

  • Benitoite helps the wearer to stand up for our truth, assist the flow of telepathic gifts, expand consciousness, gain greater understanding, and stimulate psychic abilities.
  • These stones can treat blood and mental disorders, accelerate the development of psychic abilities, combat excessive bleeding, calm overactive body system, and regulate the glands.
  • It also helps to bring lightness, fulfill desires, attract wealth, bring the serenity of mind, aid depression, restore balance within the body, and protect from impure thoughts.


Beautiful Benitoite Pendant.
Beautiful Benitoite Pendant.
Image Source: W Scott Forrest Gemstones
  • As Benitoite is rare and expensive, more than two-carats Benitoite stones are rarely found.
  • These stones can appear as strongly fluorescent light blue in shortwave ultraviolet light.
  • Its crystal structure is very unique and it is a one-of-a-kind mineral in its class.
  • It has a white streak and its specific gravity is 3.65.

Jewelry Stores Near You

  • David Aubrey Jewelry, Bayonne, New Jersey, US
  • House of Garrard, London, England
  • Diamond Rocks, London, England

Online Stores

  • Etsy
  • Best Cut Gems

Visit Stoneharu for more information about stones and gems.