Origin
Southern and central Africa
Southern and central Africa
Color
White, Colorless, Blue, Red, Green, Yellow, Violet, Black, Green, Red, Blue, White
Yellow, Blue, Colorless, Yellow, White
For which Rashi?
Not Available
Not Available
Planet
Not Available
Not Available
Element of Planets
Not Available
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Finger
Not Available
Not Available
Ring Metal
Not Available
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Energy
Not Available
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Deities
Not Available
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Not to wear with
Not Available
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Powers
Not Available
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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
Not Available
Specific Gravity
3.03-3.18
3.28-3.31
Fracture
Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Cleavage
{???} Indistinct
None observed
Mohs Hardness
7-7.5
6.5-7.5
Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.
Pleochroism
Very strong: pale yellow colorless
Colorless
Transparency
Transparent
Gemmological Tables (2004) More from other references
Refractive Index
1.614-1.666
1.638-1.650
Optic Character
Not Available
Not Available
Crystal System
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
Hexagonal
Birefringence
0.014-0.032
0.0130
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
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
Not Available
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Dravite Vs Jeremejevite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Dravite Vs Jeremejevite specifications, it helps you to decide which gemstone suits your zodiac sign. Besides, the extent to which a gemstone benefits you can be understood after comparing Dravite and Jeremejevite Astrology. Its highly necessary to have a basic knowledge of facts about Dravite and Jeremejevite, before you finalize to buy one.
Dravite is known to regulate the influence of Not Available planet. Jeremejevite, the unique gem is known to regulate the influence of Not Available planet.