Vishnevite

Poldervaartite

Vishnevite Vs Poldervaartite

Vishnevite

Poldervaartite

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Astrology

Origin

Southern and central Africa

Color

Colorless, Blue, White, Yellow, gray

Colorless, 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

-99992.91

1 7.18

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Fracture

Uneven

Cleavage

Perfect

None

Mohs Hardness

5-6-9999

2 10

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Chemical Composition

(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

Optical Properties

Luster

Vitreous, Pearly

Vitreous

Pleochroism

Weak: colorless light gray bluish grayAnthony et al

Dispersion

0.010.03

0.005 1

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Transparency

Transparent

Refractive Index

1.490-1.5071.634-1.656

1 3.25

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Optic Character

Crystal System

Hexagonal

Birefringence

0.002-0.012-9999

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Healing

Emotional healing

Qualities Associated

Creativity

Vishnevite Vs Poldervaartite Fracture

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

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Vishnevite Vs Poldervaartite Luster

A primary knowledge about Vishnevite vs Poldervaartite 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. Vishnevite exhibits Vitreous and Pearly luster. Poldervaartite, on other hand, exhibits Vitreous luster.