Origin
Ethiopia
USA, Zambia, Madagascar, India, Sri Lanka, Russia, Australia, Widespread; main sources are Brazil, Uruguay, Bolivia, Argentina, East Africa, Namibia, Brazil
Color
Yellow, White, Red, Brown, Blue
Violet, White, Colorless, Blue, Red, Green, Yellow, pink
For which Rashi?
Cancer, Libra, Scorpio
Pisces, Scorpio, Sagittarius
Element of Planets
Earth, Air, Water
Water
Powers
Astral Projection, Psychicism
Love, Courage
Tenacity
BrittleWalter Schumann
-
Solubility
hot salt water
insoluble in common solvents
Specific Gravity
1.98-2.25
2.65
Fracture
Conchoidal
Conchoidal, ConchoidalWalter Schumann
Cleavage
None
Indiscernible
Chemical Composition
SiO2 · nH2O
SiO2
Luster
Vitreous, Pearly
Vitreous
Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Transparent to translucent
Refractive Index
1.37-1.52
1.544-1.553
Crystal System
Trigonal
Trigonal
Birefringence
-9999
0.009
Clarity
Transparent
Transparent
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Reproductive
-
Supports reproductive health
Digestive
-
Supports digestive health
Psychology
Creativity
Calming
Healing
Emotional healing
Emotional healing
Qualities Associated
Creativity
Spirituality
Opal Vs Amethyst Fracture
Fracture is an important parameter when you compare Opal and Amethyst Physical Properties. It is necessary to understand the significance of these properties, before you compare Opal 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 Opal is Conchoidal. Amethyst fracture is Conchoidal and ConchoidalWalter Schumann.
Opal Vs Amethyst Luster
A primary knowledge about Opal 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. Opal exhibits Vitreous and Pearly luster. Amethyst, on other hand, exhibits Vitreous luster.