Origin
Southern and central Africa
Colombia, Zambia, Brazil, Madagascar, Southern and central Africa, Zimbabwe, Russia, India, Pakistan, Australia, USA, Mexico, Spain
Color
Colorless, Yellow
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
2.59-2.60
2.67-2.78
Fracture
-
Uneven, ConchoidalWalter Schumann
Cleavage
{001} Perfect, {110} Distinct, {101} Distinct
Imperfect on the [0001]
Chemical Composition
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
Be3Al2SiO6
Pleochroism
none.
Strong dichroism: yellow green Lazzarelli
Transparency
TransparentAnthony et al
Transparent, Translucent, Transparent to translucent
Refractive Index
1.583-1.614
1.565-1.602
Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21
Hexagonal
Birefringence
-9999
0.0040-0.0070
Clarity
TransparentAnthony et al
-
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Promotes mental clarity
Soothes the digestive system
Reproductive
-
Supports reproductive health
Digestive
-
Supports digestive health
Healing
Emotional healing
Emotional healing
Qualities Associated
Creativity
Love
Bertrandite Vs Emerald Fracture
Fracture is an important parameter when you compare Bertrandite and Emerald Physical Properties. It is necessary to understand the significance of these properties, before you compare Bertrandite 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. Emerald fracture is Uneven and ConchoidalWalter Schumann.
Bertrandite Vs Emerald Luster
A primary knowledge about Bertrandite 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. Bertrandite exhibits Vitreous luster. Emerald, on other hand, exhibits Vitreous luster.