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Fire Opal Vs Anhydrite


Anhydrite Vs Fire Opal


Astrology

Origin
USA  
Mexico  

Color
Red  
Colorless, Blue, Violet, White, Brown, rose, gray  

Streak
Not Available  
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  
Not Available  

Durability
Not Available  
Not Available  

Specific Gravity
1.97-2.22  
2.90-2.98  

Fracture
Conchoidal, Gemstones of the world (2001)  
Conchoidal, Brittle, UnevenArthur Thomas, Gemstones (2009)  

Cleavage
Not Available  
Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.  

Mohs Hardness
6-6.5  
3.5  

Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references  
CaSO 4Michael O’Donoghue , Gems, Sixth edition (2006) More from other references  

Optical Properties

Luster
Not Available  
Pearly, Greasy  

Pleochroism
AbsentWalter Schumann  
For violet varieties  

Dispersion
None  
0.01  
27

Transparency
Transparent, Translucent  
Transparent  

Refractive Index
1.370-1.470  
1.570-1.614  

Optic Character
Not Available  
Not Available  

Crystal System
Amorphous  
Orthorhombic  

Birefringence
Not Available  
0.042-0.044  

Clarity
Transparent  
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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Fire Opal Vs Anhydrite Fracture

Fracture is an important parameter when you compare Fire Opal and Anhydrite Physical Properties. It is necessary to understand the significance of these properties, before you compare Fire Opal Vs Anhydrite 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 Fire Opal is Conchoidal and Gemstones of the world (2001). Anhydrite fracture is Conchoidal, Brittle, UnevenArthur Thomas and Gemstones (2009).

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Fire Opal Vs Anhydrite Luster

A primary knowledge about Fire Opal vs Anhydrite 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. Anhydrite, on other hand, exhibits Pearly and Greasy luster.

Red Gemstones

Red Gemstones


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