Origin
Sri Lanka
  
USA, Color: blue or violetish blue, colorless, Hardness: 6 6.5, Refractive index: 1.76 1.80, Density: 3.60 3.68, Chemical composition: BaTiSi3O9, Crystal structure: hexagonal, Lustre: vitreous, Origins: San Benito Country, USA. Very rare collectors stone. Found only in San Benito County, California, USA, with specimens over 2 ct. being extremely rare.
  
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
  
Violet, Blue, Colorless, Blue, pink, White, Colorless
  
Streak
Not Available
  
White
  
For which Rashi?
Not Available
  
Not Available
  
Planet
Not Available
  
Not Available
  
Element of Planets
Not Available
  
Not Available
  
How to Wear?
  
  
Finger
Not Available
  
Not Available
  
Ring Metal
Not Available
  
Not Available
  
Energy
Not Available
  
Not Available
  
Deities
Not Available
  
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Not to wear with
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Powers
Not Available
  
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Birthstone
  
  
Planetary
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Not Available
  
Talisman
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Not Available
  
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Insoluble: HCl
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.65
  
3.61-3.68
  
Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
  
Cleavage
Not Available
  
[10 1 1] poor
  
Mohs Hardness
7
  
6-6.5
  
Chemical Composition
SiO 2Walter Schumann , Gemstones of the world (2001)
  
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Luster
Not Available
  
Vitreous
  
Pleochroism
AbsentWalter Schumann
  
O = colorless; E = purple
  
Transparency
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
  
Transparent
  
Refractive Index
1.544-1.553
  
1.757-1.804
  
Optic Character
Not Available
  
Not Available
  
Crystal System
Not Available
  
Hexagonal
  
Birefringence
0.009
  
0.047
  
Clarity
TransparentWalter Schumann
  
Transparent
  
Physical
  
  
Neurological
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
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Healing
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Qualities Associated
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Rock Crystal Vs Benitoite Fracture
Fracture is an important parameter when you compare Rock Crystal and Benitoite Physical Properties. It is necessary to understand the significance of these properties, before you compare Rock Crystal Vs Benitoite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Fracture observed in Rock Crystal is ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) and Gemstones of the world (2001). Benitoite fracture is Brittle, Conchoidal, Conchoidal, ConchoidalArthur Thomas and Gemstones (2009).
Rock Crystal Vs Benitoite Luster
A primary knowledge about Rock Crystal vs Benitoite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Benitoite, on other hand, exhibits Vitreous luster.