Origin
Southern and central Africa
Italy, Russia
Color
-
Colorless, Green, Black, Brown, Red, Greenish, Yellow, gray
Specific Gravity
3.62-3.80
3.70-4.10
Fracture
Conchoidal
Conchoidal, Uneven
Mohs Hardness
7-7.5
6.5-7
Chemical Composition
Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)
Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Luster
-
Adamantine, Resinous
Transparency
-
Transparent
Refractive Index
1.720-1.740
1.88-1.94
Birefringence
-9999
0.057
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Psychology
Passion
Positivity
Healing
Emotional healing
Physical healing
Qualities Associated
Passion
Empowerment