Cryolite

Blue John

Cryolite Vs Blue John

Cryolite

Blue John

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Astrology

Origin

Color

Colorless, White, Brownish, Reddish, Black, gray, Brown

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

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

Brittle

Solubility

Soluble

Durability

Specific Gravity

2.973.00-3.25

1 7.18

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Fracture

Uneven

Cleavage

None observed

Perfect

Mohs Hardness

2.5-9999

2 10

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Chemical Composition

Na 3AlF 6Ulrich Henn and Claudio C.

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

Optical Properties

Luster

Vitreous, Greasy, Pearly

Pleochroism

colorless.

Dispersion

0.010.02

0.005 1

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Transparency

Transparent

Refractive Index

1.338-1.3391.432-1.436

1 3.25

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Optic Character

Crystal System

monoclinic

Birefringence

0.001-9999

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Excellent

Reproductive

Digestive

Psychology

Harmony

Healing

Emotional healing

Qualities Associated

Peace

Mental Clarity

Cryolite Vs Blue John Fracture

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

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Cryolite Vs Blue John Luster

A primary knowledge about Cryolite vs Blue John 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. Cryolite exhibits Vitreous, Greasy and Pearly luster.