Blue John

Elbaite

Blue John Vs Elbaite

Blue John

Elbaite

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Astrology

Origin

Italy, Canada

Color

White, Colorless, Blue, Red, Green, Yellow, Violet

Blue, Red, Yellow, Colorless, Green, White

Streak

White

For which Rashi?

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.00-3.252.90-3.10

1 7.18

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Fracture

Uneven, Conchoidal

Cleavage

Perfect

Poor/indistinct on {1120} and {1011}

Mohs Hardness

-99997

2 10

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Chemical Composition

CaF 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references

Optical Properties

Luster

Vitreous

Pleochroism

Pale green

Dispersion

0.020.02

0.005 1

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Transparency

Transparent

Refractive Index

1.432-1.4361.614-1.666

1 3.25

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Optic Character

Crystal System

Trigonal

Birefringence

-99990.014-0.032

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Excellent

Reproductive

Digestive

Psychology

Harmony

Emotional healing

Healing

Emotional healing

Qualities Associated

Mental Clarity

Emotional Healing

Blue John Vs Elbaite Fracture

Fracture is an important parameter when you compare Blue John and Elbaite Physical Properties. It is necessary to understand the significance of these properties, before you compare Blue John Vs Elbaite 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. Elbaite fracture is Uneven and Conchoidal.

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Blue John Vs Elbaite Luster

A primary knowledge about Blue John vs Elbaite 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. Elbaite, on other hand, exhibits Vitreous luster.