Facts about Grandidierite and Hardystonite
Origin
Madagascar
  
USA
  
Color
Green
  
White, Brown, pink
  
Streak
White
  
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
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.85-3.00
  
3.396-3.443
  
Fracture
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
  
Brittle, Metallic
  
Cleavage
Perfect
  
[001] good, [100] and [110] fair
  
Mohs Hardness
7.5
  
3-4
  
Chemical Composition
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
  
Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
  
Luster
Vitreous, Pearly
  
Vitreous, Resinous, Greasy
  
Pleochroism
visible
  
Not Available
  
Dispersion
Not Available
  
Not Available
  
Transparency
Gemmological Tables (2004) More from other references
  
Handbook of mineralogy (2001)
  
Refractive Index
1.578-1.639
  
1.672
  
Optic Character
Not Available
  
Not Available
  
Crystal System
Orthorhombic
  
tetragonal
  
Birefringence
0.037-0.039
  
Not Available
  
Clarity
Gemmological Tables (2004) More from other references
  
Handbook of mineralogy (2001)
  
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
  
Grandidierite Vs Hardystonite Specifications
While buying, there is a common bewilderment that most of the buyers face. As you compare Grandidierite Vs Hardystonite 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 Grandidierite and Hardystonite Astrology. Its highly necessary to have a basic knowledge of facts about Grandidierite and Hardystonite, before you finalize to buy one.
Grandidierite is known to regulate the influence of Not Available planet. Hardystonite, the unique gem is known to regulate the influence of Not Available planet.