Origin
Southern and central Africa
Colombia, Zambia, Brazil, Madagascar, Southern and central Africa, Zimbabwe, Russia, India, Pakistan, Australia, USA, Mexico, Spain
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Green, Blue, Yellow, Grey
For which Rashi?
-
Taurus, Gemini, Aries
Element of Planets
-
Earth
Deities
-
Diana, Artemis, Venus, Freyja
Not to wear with
-
Red Coral, Natural Pearl, Moonstone, Ruby
Powers
-
Protection, Love, Courage
Specific Gravity
1.98-2.50
2.67-2.78
Fracture
Conchoidal
Uneven, ConchoidalWalter Schumann
Cleavage
None
Imperfect on the [0001]
Mohs Hardness
5.5-6.5
7.5-8
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Be3Al2SiO6
Pleochroism
-
Strong dichroism: yellow green Lazzarelli
Transparency
Translucent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.37-1.52
1.565-1.602
Crystal System
-
Hexagonal
Birefringence
-9999
0.0040-0.0070
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Soothes the digestive system
Reproductive
-
Supports reproductive health
Digestive
-
Supports digestive health
Psychology
Creativity
Love
Healing
Emotional healing
Emotional healing
Qualities Associated
Creativity
Love
Common Opal Vs Emerald Fracture
Fracture is an important parameter when you compare Common Opal and Emerald Physical Properties. It is necessary to understand the significance of these properties, before you compare Common Opal Vs Emerald 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 Common Opal is Conchoidal. Emerald fracture is Uneven and ConchoidalWalter Schumann.
Common Opal Vs Emerald Luster
A primary knowledge about Common Opal vs Emerald 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. Emerald, on other hand, exhibits Vitreous luster.