Blue John Vs Lazulite
Origin
-
Brazil, Southern and central Africa
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Blue, Green, Black
For which Rashi?
-
Gemini, Sagittarius
Specific Gravity
3.00-3.25
3.04-3.17
Cleavage
Perfect
{001} Indistinct, {???} Indistinct
Chemical Composition
CaF 2Michael OâDonoghue , Gems, Sixth Edition (2006)
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Pleochroism
-
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.432-1.436
1.604-1.646
Crystal System
-
monoclinic
Birefringence
-9999
0.031-0.036
Clarity
Transparent
Transparent
Neurological
Enhances mental clarity and focus
Balances digestive system and reduces bloating
Cardiovascular
Supports heart health
-
Respiratory
Excellent
Excellent
Digestive
-
Supports digestive health
Psychology
Harmony
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Mental Clarity
Psychic Abilities
Blue John Vs Lazulite Fracture
Fracture is an important parameter when you compare Blue John and Lazulite Physical Properties. It is necessary to understand the significance of these properties, before you compare Blue John Vs Lazulite 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. Lazulite fracture is Uneven.
Blue John Vs Lazulite Luster
A primary knowledge about Blue John vs Lazulite 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.