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Anhydrite Vs Hemimorphite


Hemimorphite Vs Anhydrite


Astrology

Origin
Mexico  
Mexico, Thailand, Italy, Austria  

Color
Colorless, Blue, Violet, White, Brown, rose, gray  
Green, Brown, Colorless, Greenish, gray, Yellow, White  

Streak
White  
White  

For which Rashi?
Not Available  
Not Available  

Planet
Not Available  
Not Available  

Element of Planets
Not Available  
Not Available  

Energy
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Not Available  

How to Wear?
  
  

Finger
Not Available  
Not Available  

Ring Metal
Not Available  
Not Available  

Deities
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Not to wear with
Not Available  
Not Available  

Powers
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Not Available  

Birthstone
  
  

Planetary
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Not Available  

Talisman
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Not Available  

Physical Properties

Tenacity
Brittle  
Brittle  

Solubility
Not Available  
Soluble  

Durability
Not Available  
Not Available  

Specific Gravity
2.90-2.98  
3.30-3.50  

Fracture
Conchoidal, Brittle, UnevenArthur Thomas, Gemstones (2009)  
Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle  

Cleavage
Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.  
Perfect on {110}, poor on {101}, {001} rare  

Mohs Hardness
3.5  
5  

Chemical Composition
CaSO 4Michael O’Donoghue , Gems, Sixth edition (2006) More from other references  
Zn 4Si 2O 7(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references  

Optical Properties

Luster
Pearly, Greasy  
Vitreous, Adamantine, Silky  

Pleochroism
For violet varieties  
AbsentWalter Schumann  

Dispersion
0.01  
27
0.02  
18

Transparency
Transparent  
Transparent, Translucent  

Refractive Index
1.570-1.614  
1.614-1.636  

Optic Character
Not Available  
Not Available  

Crystal System
Orthorhombic  
Orthorhombic  

Birefringence
0.042-0.044  
0.022  

Clarity
Transparent  
Transparent  

Benefits

Physical
  
  

Neurological
Not Available  
Not Available  

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
Not Available  
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Anhydrite Vs Hemimorphite Fracture

Fracture is an important parameter when you compare Anhydrite and Hemimorphite Physical Properties. It is necessary to understand the significance of these properties, before you compare Anhydrite Vs Hemimorphite 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 Anhydrite is Conchoidal, Brittle, UnevenArthur Thomas and Gemstones (2009). Hemimorphite fracture is Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal and Brittle.

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Anhydrite Vs Hemimorphite Luster

A primary knowledge about Anhydrite vs Hemimorphite 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 exhibits Pearly and Greasy luster. Hemimorphite, on other hand, exhibits Vitreous, Adamantine and Silky luster.

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