Dravite Vs Blue Beryl Maxixe
Origin
Southern and central Africa
Brazil
Color
White, Colorless, Blue, Red, Green, Yellow, Violet, Black, Green, Red, Blue, White
Blue
Streak
Colorless
Not Available
For which Rashi?
Not Available
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Planet
Not Available
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Element of Planets
Not Available
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Finger
Not Available
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Ring Metal
Not Available
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Energy
Not Available
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Deities
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Not to wear with
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Powers
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Planetary
Not Available
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Talisman
Not Available
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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
3.03-3.18
2.60-2.90
Fracture
Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Cleavage
{???} Indistinct
Not Available
Mohs Hardness
7-7.5
7.5-8
Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Be 3Al 2Si 6O 18Ulrich Henn and Claudio C.
Luster
Vitreous
Not Available
Pleochroism
Very strong: pale yellow colorless
Strong dichroism: blue to colourless\
Transparency
Transparent
Transparent
Refractive Index
1.614-1.666
1.560-1.604
Optic Character
Not Available
Not Available
Crystal System
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
Not Available
Birefringence
0.014-0.032
0.003-0.010
Clarity
Transparent
Transparent
Neurological
Not Available
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Cardiovascular
Not Available
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Respiratory
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Reproductive
Not Available
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Digestive
Not Available
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Psychology
Not Available
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Healing
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Qualities Associated
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Dravite Vs Blue Beryl Maxixe Fracture
Fracture is an important parameter when you compare Dravite and Blue Beryl Maxixe Physical Properties. It is necessary to understand the significance of these properties, before you compare Dravite Vs Blue Beryl Maxixe 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 Dravite is Brittle, Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Irregular, Uneven and Uneven. Blue Beryl Maxixe fracture is ConchoidalArthur Thomas, ConchoidalArthur Thomas, Gemstones (2009) and Gemstones (2009).
Dravite Vs Blue Beryl Maxixe Luster
A primary knowledge about Dravite vs Blue Beryl Maxixe 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. Dravite exhibits Vitreous luster.