Williamsite

Polyhalite

Williamsite Vs Polyhalite

Williamsite

Polyhalite

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Astrology

Origin

Southern and central Africa

Austria

Color

Green

Colorless, White, Red, gray, pink

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

2.51-2.632.78

1 7.18

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Fracture

Conchoidal

Cleavage

Perfect

Perfect on {10 1 }; parting on {010}

Mohs Hardness

43.5

2 10

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Chemical Composition

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

K2Ca2Mg(SO4)4·2H2O

Optical Properties

Luster

Waxy, Silky, Resinous, Greasy

Vitreous, Resinous

Pleochroism

Dispersion

0.030.02

0.005 1

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Transparency

TranslucentHerve Nicolas Lazzarelli

Refractive Index

1.530-1.5751.546-1.548

1 3.25

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Optic Character

Crystal System

Triclinic

Birefringence

-99990.021

0 0.296

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Clarity

TranslucentHerve Nicolas Lazzarelli

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Compassion

Healing

Physical healing

Qualities Associated

Compassion

Emotional Healing

Williamsite Vs Polyhalite Fracture

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

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Williamsite Vs Polyhalite Luster

A primary knowledge about Williamsite vs Polyhalite 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. Williamsite exhibits Waxy, Silky, Resinous and Greasy luster. Polyhalite, on other hand, exhibits Vitreous and Resinous luster.