Origin
USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Origins: USA, Germany, Japan
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Color
Yellow, Brown, Colorless, White, gray, Brownish
Blue, Violet, Colorless, Red, Green, Brown
For which Rashi?
-
Sagittarius, Scorpio
Specific Gravity
2.97-3.03
3.64-3.66
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Conchoidal, Uneven
Cleavage
{001} Poor
None, but may exhibit slight parting
Chemical Composition
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
MgAl2O4
Luster
Vitreous, Greasy
Vitreous
Pleochroism
Weak: pale yellow yellow
Absent
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.627-1.639
1.73
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic
Isometric
Birefringence
0.006
-9999
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Psychology
Spiritual Awareness
Revitalization
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Awakening
Vitality
Danburite Vs Spinel Fracture
Fracture is an important parameter when you compare Danburite and Spinel Physical Properties. It is necessary to understand the significance of these properties, before you compare Danburite Vs Spinel 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 Danburite is Uneven, ConchoidalWalter Schumann and Conchoidal. Spinel fracture is Conchoidal and Uneven.
Danburite Vs Spinel Luster
A primary knowledge about Danburite vs Spinel 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. Danburite exhibits Vitreous and Greasy luster. Spinel, on other hand, exhibits Vitreous luster.