Origin
USA, Zambia, Madagascar, India, Sri Lanka, Russia, Australia, Widespread; main sources are Brazil, Uruguay, Bolivia, Argentina, East Africa, Namibia, Brazil
USA
Color
Violet, White, Colorless, Blue, Red, Green, Yellow, pink
Yellow, White, Brown, Red
For which Rashi?
Pisces, Scorpio, Sagittarius
-
Element of Planets
Water
-
Solubility
insoluble in common solvents
-
Specific Gravity
2.65
3.177
Fracture
Conchoidal, ConchoidalWalter Schumann
Uneven, Conchoidal
Cleavage
Indiscernible
{???} Distinct
Chemical Composition
SiO2
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
Pleochroism
None
Pale yellow very pale yellow colorlessAnthony et al
Transparency
Transparent, Transparent to translucent
Transparent
Refractive Index
1.544-1.553
1.563-1.593
Crystal System
Trigonal
-
Birefringence
0.009
-9999
Clarity
Transparent
Transparent
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Reproductive
Supports reproductive health
-
Digestive
Supports digestive health
-
Psychology
Calming
Confidence
Healing
Emotional healing
Emotional healing
Qualities Associated
Spirituality
Balance
Amethyst Vs Norbergite Fracture
Fracture is an important parameter when you compare Amethyst and Norbergite Physical Properties. It is necessary to understand the significance of these properties, before you compare Amethyst Vs Norbergite 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 Amethyst is Conchoidal and ConchoidalWalter Schumann. Norbergite fracture is Uneven and Conchoidal.
Amethyst Vs Norbergite Luster
A primary knowledge about Amethyst vs Norbergite 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. Amethyst exhibits Vitreous luster. Norbergite, on other hand, exhibits Vitreous luster.