Danburite Vs Sphalerite
Origin
USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Origins: USA, Germany, Japan
Mexico, USA, Spain
Color
Yellow, Brown, Colorless, White, gray, Brownish
Green, Brown, Yellow, Red, Black
Streak
White
Brownish, White
Specific Gravity
2.97-3.03
3.95-4.10
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Uneven
Cleavage
{001} Poor
{110} Perfect, {110} Perfect, {110} Perfect
Chemical Composition
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Greasy
Adamantine
Pleochroism
Weak: pale yellow yellow
-
Transparency
-
Transparent, Translucent
Refractive Index
1.627-1.639
2.368-2.371
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic
Isometric
Birefringence
0.006
-9999
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Psychology
Spiritual Awareness
-
Healing
Emotional healing
Physical healing
Qualities Associated
Spiritual Awakening
-
Danburite Vs Sphalerite Fracture
Fracture is an important parameter when you compare Danburite and Sphalerite Physical Properties. It is necessary to understand the significance of these properties, before you compare Danburite Vs Sphalerite 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. Sphalerite fracture is Uneven.
Danburite Vs Sphalerite Luster
A primary knowledge about Danburite vs Sphalerite 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. Sphalerite, on other hand, exhibits Adamantine luster.