Origin
Southern and central Africa
Turkey
Color
Yellow
Colorless, White, Yellow, Greenish, gray, Brown
Specific Gravity
3.70-4.10
3.30-3.40
Fracture
Conchoidal
Conchoidal
Cleavage
Indistinct
{010} perfect, {110} distinct, {100} in traces
Mohs Hardness
6.5-7
6.5-7
Chemical Composition
Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Subadamantine
Pearly
Transparency
Transparent
Transparent
Refractive Index
1.855-1.895
1.702-1.750
Crystal System
-
Orthorhombic
Birefringence
-9999
0.048
Clarity
Transparent
Transparent
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
Supports heart health
Digestive
Supports digestive health
-
Psychology
Happiness
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Change