Origin
USA, Zambia, Madagascar, India, Sri Lanka, Russia, Australia, Widespread; main sources are Brazil, Uruguay, Bolivia, Argentina, East Africa, Namibia, Brazil
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Color
Violet, White, Colorless, Blue, Red, Green, Yellow, pink
Blue, Green
For which Rashi?
Pisces, Scorpio, Sagittarius
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Element of Planets
Water
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Solubility
insoluble in common solvents
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Specific Gravity
2.65
3.80-4.15
Fracture
Conchoidal, ConchoidalWalter Schumann
Uneven
Cleavage
Indiscernible
perfect along [010] and [100]
Chemical Composition
SiO2
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pleochroism
None
X = very pale blue; Y = pale blue; Z = deep blue
Transparency
Transparent, Transparent to translucent
Translucent
Refractive Index
1.544-1.553
1.752-1.815
Crystal System
Trigonal
Orthorhombic
Birefringence
0.009
0.063
Clarity
Transparent
Translucent
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
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Reproductive
Supports reproductive health
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Digestive
Supports digestive health
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Psychology
Calming
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Spirituality
Communication
Amethyst Vs Shattuckite Fracture
Fracture is an important parameter when you compare Amethyst and Shattuckite Physical Properties. It is necessary to understand the significance of these properties, before you compare Amethyst Vs Shattuckite 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. Shattuckite fracture is Uneven.
Amethyst Vs Shattuckite Luster
A primary knowledge about Amethyst vs Shattuckite 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. Shattuckite, on other hand, exhibits Silky luster.