Dumortierite Vs Mystic topaz
Origin
Southern and central Africa, violet, blue, violet, blue
  
Southern and central Africa
  
Color
Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink
  
White, Colorless, Blue, Red, Green, Yellow, Violet
  
Streak
White
  
Not Available
  
For which Rashi?
Leo, Sagittarius, Leo, Sagittarius, Leo, Sagittarius
  
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Planet
Saturn
  
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Element of Planets
Water
  
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How to Wear?
  
  
Finger
Not Available
  
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Ring Metal
Not Available
  
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Energy
Receptive
  
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Deities
Isis
  
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Not to wear with
Not Available
  
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Powers
Healing
  
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Birthstone
  
  
Planetary
Not Available
  
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Talisman
Not Available
  
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Tenacity
Not Available
  
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Solubility
Not Available
  
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Durability
Not Available
  
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Specific Gravity
3.26-3.41
  
Not Available
  
Fracture
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
  
Not Available
  
Cleavage
Distinct on {100}, poor on {110}; parting on {001}
  
Not Available
  
Mohs Hardness
7-8.5
  
Not Available
  
Chemical Composition
AlAl6O3BSi3O18
  
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Luster
Vitreous
  
Not Available
  
Pleochroism
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
  
Not Available
  
Dispersion
None
  
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Transparency
Translucent, Translucent to opaque
  
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Refractive Index
1.669-1.723
  
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Optic Character
Not Available
  
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Crystal System
Orthorhombic
  
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Birefringence
0.011-0.037
  
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Clarity
Translucent
  
Not Available
  
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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Dumortierite Vs Mystic topaz Fracture
Fracture is an important parameter when you compare Dumortierite and Mystic topaz Physical Properties. It is necessary to understand the significance of these properties, before you compare Dumortierite Vs Mystic topaz 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 Dumortierite is ConchoidalWalter Schumann, Fibrous and Gemstones of the world (2001) More from other references.
Dumortierite Vs Mystic topaz Luster
A primary knowledge about Dumortierite vs Mystic topaz 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. Dumortierite exhibits Vitreous luster.