Origin
Colombia, Zambia, Brazil, Madagascar, Southern and central Africa, Zimbabwe, Russia, India, Pakistan, Australia, USA, Mexico, Spain
Southern and central Africa
Color
Green, Blue, Yellow, Grey
Blue, Colorless, White
For which Rashi?
Taurus, Gemini, Aries
Gemini, Virgo
Element of Planets
Earth
Earth
Deities
Diana, Artemis, Venus, Freyja
Quan Yin
Not to wear with
Red Coral, Natural Pearl, Moonstone, Ruby
-
Powers
Protection, Love, Courage
-
Specific Gravity
2.67-2.78
2.45-2.58
Fracture
Uneven, ConchoidalWalter Schumann
Conchoidal
Cleavage
Imperfect on the [0001]
None
Mohs Hardness
7.5-8
3-3.5
Chemical Composition
Be3Al2SiO6
Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pleochroism
Strong dichroism: yellow green Lazzarelli
-
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.565-1.602
1.583-1.608
Crystal System
Hexagonal
monoclinic
Birefringence
0.0040-0.0070
0.019
Neurological
Enhances mental clarity and focus
Aids in mental clarity and focus
Cardiovascular
Soothes the digestive system
-
Reproductive
Supports reproductive health
-
Digestive
Supports digestive health
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Love
Calming
Emerald Vs Howlite Fracture
Fracture is an important parameter when you compare Emerald and Howlite Physical Properties. It is necessary to understand the significance of these properties, before you compare Emerald Vs Howlite 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 Emerald is Uneven and ConchoidalWalter Schumann. Howlite fracture is Conchoidal.
Emerald Vs Howlite Luster
A primary knowledge about Emerald vs Howlite 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 exhibits Vitreous luster. Howlite, on other hand, exhibits Vitreous luster.