Origin
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Origins: USA, Germany, Japan
Color
Blue, Violet, Colorless, Red, Green, Brown
Yellow, Brown, Colorless, White, gray, Brownish
For which Rashi?
Sagittarius, Scorpio
-
Specific Gravity
3.64-3.66
2.97-3.03
Fracture
Conchoidal, Uneven
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
None, but may exhibit slight parting
{001} Poor
Chemical Composition
MgAl2O4
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Greasy
Pleochroism
Absent
Weak: pale yellow yellow
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.73
1.627-1.639
Optic Character
-
Biaxial/+
Crystal System
Isometric
Orthorhombic
Birefringence
-9999
0.006
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Psychology
Revitalization
Spiritual Awareness
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Spiritual Awakening
Spinel Vs Danburite Fracture
Fracture is an important parameter when you compare Spinel and Danburite Physical Properties. It is necessary to understand the significance of these properties, before you compare Spinel Vs Danburite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Fracture observed in Spinel is Conchoidal and Uneven. Danburite fracture is Uneven, ConchoidalWalter Schumann and Conchoidal.
Spinel Vs Danburite Luster
A primary knowledge about Spinel vs Danburite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Spinel exhibits Vitreous luster. Danburite, on other hand, exhibits Vitreous and Greasy luster.