1 Astrology
1.1 Origin
Not Available, Southern and central Africa
Canada, Russia, Brazil
1.2 Color
Brown
Brown, Red, Red, Yellow, Brown, Violet
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
Not Available
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
Not Available
Not Available
1.9 Deities
Not Available
Not Available
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Not Available
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
2.2 Solubility
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.25-3.282.74-3.00
1
7.18
2.5 Fracture
Uneven
Uneven, UnevenArthur Thomas, Gemstones (2009)
2.6 Cleavage
{100} Distinct, {001} Poor, {110} Poor
Distinct on {0001} imperfect on {11 2 0}
2.7 Mohs Hardness
2.8 Chemical Composition
Ca2Fe++Al2BO3Si4O12(OH)
Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Colorless
Weak: O= colorless
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.674-1.6931.591-1.633
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1
Trigonal
3.8 Birefringence
Not Available0.003-0.010
0
0.296
3.9 Clarity
Not Available
Translucent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
Not Available
4.1.3 Respiratory
Not Available
Not Available
4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
Not Available
4.2 Psychology
Not Available
Not Available
4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available