Origin
Brazil, Southern and central Africa
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Color
Blue, Green, Black
Yellow, Brown, Black, orange
Streak
White
Yellow, White
For which Rashi?
Gemini, Sagittarius
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Planet
Jupiter
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Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Moderately flexible
Solubility
-
-
Durability
-
-
Specific Gravity
3.04-3.172.32
1
7.18
👆🏻
Fracture
Uneven
-
Cleavage
{001} Indistinct, {???} Indistinct
Perfect on {0001}
Mohs Hardness
5.52
2
10
👆🏻
Chemical Composition
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Pb6Cu3BiS4
Luster
-
Vitreous
Pleochroism
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
Distinct
Dispersion
0.010.05
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.604-1.6461.546
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Trigonal
Birefringence
0.031-0.036-9999
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
Balances digestive system and reduces bloating
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Cardiovascular
-
-
Respiratory
Excellent
Excellent
Reproductive
-
-
Digestive
Supports digestive health
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Psychology
Clarity
-
Healing
Emotional healing
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Qualities Associated
Psychic Abilities
Vitality