Rosasite Vs Omphacite
Origin
Italy
  
Southern and central Africa
  
Color
Blue, Green
  
Green
  
Streak
Blue, Green
  
Greenish, 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
  
Not Available
  
Not to wear with
Not Available
  
Not Available
  
Powers
Not Available
  
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Birthstone
  
  
Planetary
Not Available
  
Not Available
  
Talisman
Not Available
  
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Tenacity
Brittle
  
Not Available
  
Solubility
Effervesces in cold
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
4-4.2
  
3.16-3.43
  
Fracture
Splintery
  
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
  
Cleavage
Perfect on {100} and {010}
  
{110} Good, {110} Good
  
Mohs Hardness
4
  
5-6
  
Chemical Composition
Not Available
  
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
  
Luster
Silky, Vitreous
  
Vitreous
  
Pleochroism
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
  
Weak: colorless -- very pale green -- very pale green
  
Dispersion
Not Available
  
Not Available
  
Transparency
Not Available
  
TranslucentAnthony et al, Handbook of mineralogy (2001)
  
Refractive Index
1.672-1.688
  
1.662-1.723
  
Optic Character
Not Available
  
Not Available
  
Crystal System
monoclinic
  
Not Available
  
Birefringence
0.139-0.143
  
Not Available
  
Clarity
Not Available
  
TranslucentAnthony et al
  
Physical
  
  
Neurological
Not Available
  
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Cardiovascular
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Respiratory
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Reproductive
Not Available
  
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Digestive
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Psychology
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Healing
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Qualities Associated
Not Available
  
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Rosasite Vs Omphacite Fracture
Fracture is an important parameter when you compare Rosasite and Omphacite Physical Properties. It is necessary to understand the significance of these properties, before you compare Rosasite Vs Omphacite 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 Rosasite is Splintery. Omphacite fracture is Brittle, Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Uneven and Uneven.
Rosasite Vs Omphacite Luster
A primary knowledge about Rosasite vs Omphacite 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. Rosasite exhibits Silky and Vitreous luster. Omphacite, on other hand, exhibits Vitreous luster.