Grossular Vs Pezzottaite
Origin
Sri Lanka, India, Brazil
Afghanistan
Color
Green, Brown, Brown, Colorless, Green, gray, Yellow
White, Colorless, Blue, Red, Green, Yellow, Violet, pink
Streak
Brownish, White, Brownish, White
White
For which Rashi?
Not Available
Not Available
Planet
Not Available
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Element of Planets
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Finger
Not Available
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Ring Metal
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Energy
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Deities
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Not to wear with
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Powers
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Planetary
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Talisman
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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
3.55-3.73
2.90-3.14
Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Cleavage
none
Imperfect; basal
Mohs Hardness
7-7.5
7.5-8
Chemical Composition
Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.
Luster
Greasy, Vitreous
Vitreous
Pleochroism
None
Moderate dichroic
Transparency
Gemmological Tables (2004) More from other references
Transparent
Refractive Index
1.730-1.760
1.598-1.620
Optic Character
Not Available
Not Available
Crystal System
cubic
Hexagonal
Birefringence
0.020
0.008-0.011
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
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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Grossular Vs Pezzottaite Fracture
Fracture is an important parameter when you compare Grossular and Pezzottaite Physical Properties. It is necessary to understand the significance of these properties, before you compare Grossular Vs Pezzottaite 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 Grossular is Brittle, Conchoidal, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Uneven. Pezzottaite fracture is Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Uneven.
Grossular Vs Pezzottaite Luster
A primary knowledge about Grossular vs Pezzottaite 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. Grossular exhibits Greasy and Vitreous luster. Pezzottaite, on other hand, exhibits Vitreous luster.