Origin
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Origins: USA, Germany, Japan
Color
Green, Brown, Colorless, Greenish, Yellow
Yellow, Brown, Colorless, White, gray, Brownish
Specific Gravity
3.25-3.45
2.97-3.03
Fracture
Conchoidal, Uneven
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Good on {110}
{001} Poor
Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Greasy
Pleochroism
X = colorless to green; Y = colorless
Weak: pale yellow yellow
Refractive Index
1.660-1.685
1.627-1.639
Optic Character
-
Biaxial/+
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.012-0.017
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
Harmony
Spiritual Awareness
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-worth
Spiritual Awakening
Kornerupine Vs Danburite Fracture
Fracture is an important parameter when you compare Kornerupine and Danburite Physical Properties. It is necessary to understand the significance of these properties, before you compare Kornerupine 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 Kornerupine is Conchoidal and Uneven. Danburite fracture is Uneven, ConchoidalWalter Schumann and Conchoidal.
Kornerupine Vs Danburite Luster
A primary knowledge about Kornerupine 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. Kornerupine exhibits Vitreous luster. Danburite, on other hand, exhibits Vitreous and Greasy luster.