Origin
Southern and central Africa
  
Mexico, USA, Spain
  
Color
White, Colorless, Blue, Red, Green, Yellow, Violet, Black, Green, Red, Blue, White
  
Green, Brown, Yellow, Red, Black
  
Streak
Colorless
  
Brownish, White
  
For which Rashi?
Not Available
  
Not Available
  
Planet
Not Available
  
Not Available
  
Element of Planets
Not Available
  
Not Available
  
How to Wear?
  
  
Finger
Not Available
  
Not Available
  
Ring Metal
Not Available
  
Not Available
  
Energy
Not Available
  
Not Available
  
Deities
Not Available
  
Not Available
  
Not to wear with
Not Available
  
Not Available
  
Powers
Not Available
  
Not Available
  
Birthstone
  
  
Planetary
Not Available
  
Not Available
  
Talisman
Not Available
  
Not Available
  
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.03-3.18
  
3.95-4.10
  
Fracture
Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
  
UnevenWalter Schumann, Gemstones of the world (2001) More from other references, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Uneven
  
Cleavage
{???} Indistinct
  
{110} Perfect, {110} Perfect, {110} Perfect
  
Mohs Hardness
7-7.5
  
3.5-4
  
Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
  
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Luster
Vitreous
  
Adamantine
  
Pleochroism
Very strong: pale yellow colorless
  
AbsentWalter Schumann
  
Transparency
Transparent
  
Transparent, Translucent
  
Refractive Index
1.614-1.666
  
2.368-2.371
  
Optic Character
Not Available
  
Not Available
  
Crystal System
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
  
Isometric
  
Birefringence
0.014-0.032
  
Not Available
  
Clarity
Transparent
  
Transparent
  
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
  
Dravite Vs Sphalerite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Dravite Vs Sphalerite 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 Sphalerite Astrology. Its highly necessary to have a basic knowledge of facts about Dravite and Sphalerite, before you finalize to buy one.
Dravite is known to regulate the influence of Not Available planet. Sphalerite, the unique gem is known to regulate the influence of Not Available planet.