Origin
Southern and central Africa
Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA
Color
Brown, Red, Blue, Yellow, orange
Colorless, Yellow, Green, Violet, White, Blue, Red, pink
Streak
-
-
For which Rashi?
-
Pisces, Taurus, Gemini, Libra
Planet
-
Saturn
Element of Planets
-
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Apollo
Not to wear with
-
-
Powers
-
Psychic Power
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
insoluble
Durability
-
-
Specific Gravity
2.60-2.643.95-4.03
1
7.18
👆🏻
Fracture
Uneven, Splintery, Conchoidal
Uneven
Cleavage
Absent
None, but may exhibit parting
Mohs Hardness
6.5-79
2
10
👆🏻
Chemical Composition
SiO 2Arthur Thomas , Gemstones (2009)
Al 2 O 3
Luster
Waxy, Vitreous, Greasy, Silky
Vitreous, Adamantine
Pleochroism
-
Strong
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent, Transparent to opaque
Refractive Index
1.530-1.5431.762-1.788
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Trigonal
Birefringence
0.003-0.0090.008-0.009
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Aids in digestion and nutrient absorption
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Protection
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
Wisdom