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Pargasite
Pargasite

Polyhalite
Polyhalite



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Pargasite
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Polyhalite

Pargasite Vs Polyhalite

Astrology

Origin

Southern and central Africa, Vietnam
Austria

Color

Green, Black, Brown
Colorless, White, Red, gray, pink

Streak

White
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

3.04-3.262.78
1 7.18
👆🏻

Fracture

Splintery, Uneven
Conchoidal

Cleavage

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

Mohs Hardness

5-63.5
2 10
👆🏻

Chemical Composition

NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
K2Ca2Mg(SO4)4·2H2O

Optical Properties

Luster

Vitreous
Vitreous, Resinous

Pleochroism

-
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.613-1.6631.546-1.548
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Triclinic

Birefringence

0.0200.021
0 0.296
👆🏻

Clarity

Transparent
-

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

Excellent
Good

Reproductive

Supports reproductive health
-

Digestive

-
-

Psychology

-
-

Healing

Emotional healing
Physical healing

Qualities Associated

Healing
Emotional Healing

Pargasite Vs Polyhalite Fracture

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

Pargasite Vs Polyhalite Luster

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