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Cinnabar Vs Spinel


Spinel Vs Cinnabar


Astrology

Origin
Spain, China  
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia  

Color
Red, gray, Brown, pink  
Blue, Violet, Colorless, Red, Green, Brown  

Streak
Scarlet, Red  
White  

For which Rashi?
Not Available  
Sagittarius, Scorpio  

Planet
Not Available  
Pluto  

Element of Planets
Not Available  
Not Available  

Energy
Not Available  
Projective  

How to Wear?
  
  

Finger
Not Available  
Not Available  

Ring Metal
Not Available  
Not Available  

Deities
Not Available  
Hephaestus  

Not to wear with
Not Available  
Not Available  

Powers
Not Available  
Money  

Birthstone
  
  

Planetary
Not Available  
Not Available  

Talisman
Not Available  
Not Available  

Physical Properties

Tenacity
Slightly sectile  
Not Available  

Solubility
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)   
none  

Durability
Not Available  
Not Available  

Specific Gravity
2  
3.64-3.66  

Fracture
Uneven, Gemstones (2009), Brittle  
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)  

Cleavage
Prismatic {10 1 0}, perfect  
None, but may exhibit slight parting  

Mohs Hardness
2-2.5  
8  

Chemical Composition
HgSMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references  
MgAl2O4  

Optical Properties

Luster
Adamantine  
Vitreous  

Pleochroism
NilArthur Thomas  
Absent  

Dispersion
Not Available  
0.02  
18

Transparency
Translucent  
Transparent, Translucent, Transparent to translucent  

Refractive Index
2.905-3.25  
1.73  

Optic Character
Not Available  
Not Available  

Crystal System
Trigonal  
Isometric  

Birefringence
Not Available  
Not Available  

Clarity
Translucent  
TransparentUlrich Henn and Claudio C. Milisenda  

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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Cinnabar Vs Spinel Fracture

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

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Cinnabar Vs Spinel Luster

A primary knowledge about Cinnabar vs Spinel 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. Cinnabar exhibits Adamantine luster. Spinel, on other hand, exhibits Vitreous luster.

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