Origin
Brazil, Southern and central Africa, Madagascar, Widespread; best stones come from Brazil.
Southern and central Africa
Color
Yellow
Blue, Colorless, White
Streak
-
White
For which Rashi?
Scorpio
Gemini, Virgo
Planet
Jupiter
-
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Persephone, Mercury
Quan Yin
Not to wear with
-
-
Powers
Protection, Psychic Power
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.652.45-2.58
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
Indiscernible
None
Mohs Hardness
73-3.5
2
10
👆🏻
Chemical Composition
SiO2
Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Natural: weak; yellow light yellow.
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.544-1.5531.583-1.608
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
monoclinic
Birefringence
0.0090.019
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
Enhances creativity and mental clarity
Aids in mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Calming
Healing
Emotional healing
Emotional healing
Qualities Associated
Abundance
Calming