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Bertrandite Vs Chrome Tourmaline


Chrome Tourmaline Vs Bertrandite


Astrology

Origin
Not Available, Southern and central Africa   
Not Available   

Color
Colorless, Colorless, Yellow   
White, Colorless, Blue, Red, Green, Yellow, Violet   

Streak
White   
Not Available   

For which Rashi?
Not Available   
Libra   

Planet
Not Available   
Venus, Mars   

Element of Planets
Not Available   
Earth   

How to Wear?
  
  

Finger
Not Available   
Not Available   

Ring Metal
Not Available   
Not Available   

Energy
Not Available   
Projective   

Deities
Not Available   
Venus, Mars   

Not to wear with
Not Available   
Not Available   

Powers
Not Available   
Love, Courage   

Birthstone
  
  

Planetary
Not Available   
Not Available   

Talisman
Not Available   
Not Available   

Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.59-2.60   
2.85-3.35   

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

Cleavage
{001} Perfect, {110} Distinct, {101} Distinct   
3,2   

Mohs Hardness
6-7   
7-7.5   

Chemical Composition
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)   
Tourmaline is a series of several different minerals with unique chemical formulas.   

Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
none.   
Not Available   

Dispersion
Not Available   
Not Available   

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

Refractive Index
1.583-1.614   
1.614-1.666   

Optic Character
Not Available   
Not Available   

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

Birefringence
Not Available   
0.014-0.040   

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 Chrome Tourmaline Fracture

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

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Bertrandite Vs Chrome Tourmaline Luster

A primary knowledge about Bertrandite vs Chrome Tourmaline 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. Chrome Tourmaline, on other hand, exhibits Vitreous luster.

Colorless Gems

Colorless Gems


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