Origin
USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Color: colorless, light yellow, light pink, Hardness: 7, Refractive index: 1.63 1.64, Density: 2.98 3.03, Chemical composition: Ca(B2Si2O8), Crystal structure: orthorhombic, Origins: USA, Mexico, Brazil, Germany, Switzerland, Sri Lanka, Burma, Madagascar, Japan. Colorless danburites are common, with light pink or yellowish stones being more rare and expensive. Only eye clean pieces are valuable.
USA
Color
Yellow, Brown, Colorless, White, gray, Brownish, Yellow
Yellow, Red, Green, Colorless, orange
Streak
White
Yellow, yellowish orange
For which Rashi?
Not Available
Not Available
Planet
Not Available
Not Available
Element of Planets
Not Available
Not Available
Finger
Not Available
Not Available
Ring Metal
Not Available
Not Available
Energy
Not Available
Not Available
Deities
Not Available
Not Available
Not to wear with
Not Available
Not Available
Powers
Not Available
Not Available
Planetary
Not Available
Not Available
Talisman
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.97-3.03
5.50-5.90
Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Cleavage
{001} Poor
On {10 1 0}, perfect; parting on {000 1 }
Chemical Composition
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous, Greasy
Subadamantine, Resinous
Pleochroism
Weak: pale yellow yellow
Very weak
Transparency
Gemmological Tables (2004) More from other references
TransparentRobert C. Kammerling, The Journal of Gemmology (1995) More from other references
Refractive Index
1.627-1.639
2.013-2.029
Optic Character
Biaxial/+
Not Available
Crystal System
Orthorhombic
Hexagonal
Birefringence
0.006
0.016
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentRobert C. Kammerling
Neurological
Not Available
Not Available
Cardiovascular
Not Available
Not Available
Respiratory
Not Available
Not Available
Reproductive
Not Available
Not Available
Digestive
Not Available
Not Available
Psychology
Not Available
Not Available
Healing
Not Available
Not Available
Qualities Associated
Not Available
Not Available
Danburite Vs Zincite Fracture
Fracture is an important parameter when you compare Danburite and Zincite Physical Properties. It is necessary to understand the significance of these properties, before you compare Danburite Vs Zincite 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 Brittle, Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Uneven and Uneven. Zincite fracture is Brittle, Conchoidal, ConchoidalArthur Thomas and Gemstones (2009).
Danburite Vs Zincite Luster
A primary knowledge about Danburite vs Zincite 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 Greasy and Vitreous luster. Zincite, on other hand, exhibits Resinous and Subadamantine luster.