Cryolite

Povondraite

Cryolite Vs Povondraite

Cryolite

Povondraite

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Astrology

Origin

Color

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

Brownish, Black

Streak

White

Brown

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

2.973.26

1 7.18

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Fracture

Uneven

Cleavage

None observed

None

Mohs Hardness

2.5-9999

2 10

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Chemical Composition

Na 3AlF 6Ulrich Henn and Claudio C.

NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)

Optical Properties

Luster

Vitreous, Greasy, Pearly

Resinous

Pleochroism

colorless.

Strong: yellow-brown

Dispersion

0.010.02

0.005 1

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Transparency

Translucent

Refractive Index

1.338-1.339-9999

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

Translucent

Benefits

Physical

Neurological

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Digestive

Psychology

Harmony

Healing

Emotional healing

Qualities Associated

Peace

Protection

Cryolite Vs Povondraite Fracture

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

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Cryolite Vs Povondraite Luster

A primary knowledge about Cryolite vs Povondraite 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. Povondraite, on other hand, exhibits Resinous luster.