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Polyhalite
Polyhalite

Tantalite
Tantalite



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Polyhalite
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Tantalite

Polyhalite Vs Tantalite

Astrology

Origin

Austria
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe

Color

Colorless, White, Red, gray, pink
Brown

Streak

White
Brownish, Red, Black

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

2.785.2
1 7.18
👆🏻

Fracture

Conchoidal
Subconchoidal, Conchoidal

Cleavage

Perfect on {10 1 }; parting on {010}
Good in one direction

Mohs Hardness

3.56-6.5
2 10
👆🏻

Chemical Composition

K2Ca2Mg(SO4)4·2H2O
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Optical Properties

Luster

Vitreous, Resinous
Resinous

Pleochroism

-
-

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
TransparentWalter Schumann

Refractive Index

1.546-1.5482.190-2.457
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic
Orthorhombic

Birefringence

0.0210.083
0 0.296
👆🏻

Clarity

-
TransparentWalter Schumann

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

Good
-

Reproductive

-
-

Digestive

-
-

Psychology

-
Strength

Healing

Physical healing
Emotional healing

Qualities Associated

Emotional Healing
Balance

Polyhalite Vs Tantalite Fracture

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

Polyhalite Vs Tantalite Luster

A primary knowledge about Polyhalite vs Tantalite 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. Tantalite, on other hand, exhibits Resinous luster.