Polyhalite

Lazurite

Polyhalite Vs Lazurite

Polyhalite

Lazurite

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Astrology

Origin

Austria

Afghanistan, Southern and central Africa

Color

Colorless, White, Red, gray, pink

Blue, Greenish, Violet

Streak

White

Blue, 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

2.782.75

1 7.18

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Fracture

Conchoidal

Uneven, Conchoidal

Cleavage

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

Imperfect on {110}

Mohs Hardness

3.55.5

2 10

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Chemical Composition

K2Ca2Mg(SO4)4·2H2O

(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

Optical Properties

Luster

Vitreous, Resinous

Vitreous

Pleochroism

Dispersion

0.020.02

0.005 1

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Transparency

Refractive Index

1.546-1.5481.500

1 3.25

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Optic Character

Crystal System

Triclinic

Isometric

Birefringence

0.021-9999

0 0.296

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Clarity

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Communication

Healing

Physical healing

Emotional healing

Qualities Associated

Emotional Healing

Clarity

Polyhalite Vs Lazurite Fracture

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

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Polyhalite Vs Lazurite Luster

A primary knowledge about Polyhalite vs Lazurite 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. Polyhalite exhibits Vitreous and Resinous luster. Lazurite, on other hand, exhibits Vitreous luster.