Hemimorphite

Polyhalite

Hemimorphite Vs Polyhalite

Hemimorphite

Polyhalite

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Astrology

Origin

Mexico, Thailand, Italy, Austria

Austria

Color

Green, Brown, Colorless, Greenish, gray, Yellow, White

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

3.30-3.502.78

1 7.18

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Fracture

Uneven, ConchoidalWalter Schumann, Conchoidal

Conchoidal

Cleavage

Perfect on {110}, poor on {101}, {001} rare

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

Mohs Hardness

53.5

2 10

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Chemical Composition

Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

K2Ca2Mg(SO4)4·2H2O

Optical Properties

Luster

Vitreous, Adamantine, Silky

Vitreous, Resinous

Pleochroism

Dispersion

0.020.02

0.005 1

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Transparency

Transparent, Translucent

Refractive Index

1.614-1.6361.546-1.548

1 3.25

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Optic Character

Crystal System

Orthorhombic

Triclinic

Birefringence

0.0220.021

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Emotional Healing

Healing

Emotional healing

Physical healing

Qualities Associated

Inner Peace

Emotional Healing

Hemimorphite Vs Polyhalite Fracture

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

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Hemimorphite Vs Polyhalite Luster

A primary knowledge about Hemimorphite 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. Hemimorphite exhibits Vitreous, Adamantine and Silky luster. Polyhalite, on other hand, exhibits Vitreous and Resinous luster.