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Bertrandite Vs Boracite


Boracite Vs Bertrandite


Astrology

Origin
Not Available, Southern and central Africa  
Boracite is found in evaporite deposits, Southern and central Africa, anhydrite and/or halite. Arthur Thomas  

Color
Colorless, Yellow  
Colorless, White, Yellow, Blue, Green, gray  

Streak
White  
White  

For which Rashi?
Not Available  
Not Available  

Planet
Not Available  
Not Available  

Element of Planets
Not Available  
Not Available  

Energy
Not Available  
Not Available  

How to Wear?
  
  

Finger
Not Available  
Not Available  

Ring Metal
Not Available  
Not Available  

Deities
Not Available  
Not Available  

Not to wear with
Not Available  
Not Available  

Powers
Not Available  
Not Available  

Birthstone
  
  

Planetary
Not Available  
Not Available  

Talisman
Not Available  
Not Available  

Physical Properties

Tenacity
Not Available  
Brittle  

Solubility
Not Available  
Soluble  

Durability
Not Available  
Not Available  

Specific Gravity
2.59-2.60  
2.95-2.96  

Fracture
Brittle, Metallic  
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle  

Cleavage
{001} Perfect, {110} Distinct, {101} Distinct  
None  

Mohs Hardness
6-7  
7-7.5  

Chemical Composition
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)  
Mg 3B 7O 13ClMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references  

Optical Properties

Luster
Vitreous  
Vitreous, Adamantine  

Pleochroism
none.  
None  

Dispersion
Not Available  
Not Available  

Transparency
TransparentAnthony et al, Handbook of mineralogy (2001)  
Transparent  

Refractive Index
1.583-1.614  
1.658-1.673  

Optic Character
Not Available  
Not Available  

Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21  
Orthorhombic  

Birefringence
Not Available  
0.010-0.011  

Clarity
TransparentAnthony et al  
Transparent  

Benefits

Physical
  
  

Neurological
Not Available  
Not Available  

Cardiovascular
Not Available  
Not Available  

Respiratory
Not Available  
Not Available  

Reproductive
Not Available  
Not Available  

Digestive
Not Available  
Not Available  

Psychology
Not Available  
Not Available  

Healing
Not Available  
Not Available  

Qualities Associated
Not Available  
Not Available  

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Bertrandite Vs Boracite Fracture

Fracture is an important parameter when you compare Bertrandite and Boracite Physical Properties. It is necessary to understand the significance of these properties, before you compare Bertrandite Vs Boracite 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 Bertrandite is Brittle and Metallic. Boracite fracture is Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Brittle.

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Bertrandite Vs Boracite Luster

A primary knowledge about Bertrandite vs Boracite 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. Bertrandite exhibits Vitreous luster. Boracite, on other hand, exhibits Vitreous and Adamantine luster.

Colorless Gems

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