Origin
Southern and central Africa
USA, Zambia, Madagascar, India, Sri Lanka, Russia, Australia, Widespread; main sources are Brazil, Uruguay, Bolivia, Argentina, East Africa, Namibia, Brazil
Color
Red, Brown, Black
Violet, White, Colorless, Blue, Red, Green, Yellow, pink
Streak
Brownish, Red
White
For which Rashi?
-
Pisces, Scorpio, Sagittarius
Element of Planets
-
Water
Solubility
-
insoluble in common solvents
Specific Gravity
5.85-6.15
2.65
Fracture
Conchoidal
Conchoidal, ConchoidalWalter Schumann
Cleavage
Fair in four directions forming octahedrons
Indiscernible
Chemical Composition
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO2
Luster
Adamantine
Vitreous
Transparency
TranslucentWalter Schumann
Transparent, Transparent to translucent
Refractive Index
2.849
1.544-1.553
Crystal System
cubic
Trigonal
Birefringence
-9999
0.009
Clarity
TranslucentWalter Schumann
Transparent
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Reproductive
-
Supports reproductive health
Digestive
-
Supports digestive health
Psychology
Vitality
Calming
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Spirituality
Cuprite Vs Amethyst Fracture
Fracture is an important parameter when you compare Cuprite and Amethyst Physical Properties. It is necessary to understand the significance of these properties, before you compare Cuprite Vs Amethyst 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 Cuprite is Conchoidal. Amethyst fracture is Conchoidal and ConchoidalWalter Schumann.
Cuprite Vs Amethyst Luster
A primary knowledge about Cuprite vs Amethyst 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. Cuprite exhibits Adamantine luster. Amethyst, on other hand, exhibits Vitreous luster.