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Hematite
Hematite

Polyhalite
Polyhalite



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Hematite
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Polyhalite

Hematite Vs Polyhalite

Astrology

Origin

Southern and central Africa
Austria

Color

Black, Reddish, gray, Red
Colorless, White, Red, gray, pink

Streak

Black, Brown, Reddish, Red
White

For which Rashi?

Aries, Aquarius
-

Planet

Saturn
-

Element of Planets

-
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

Mars
-

Not to wear with

-
-

Powers

Healing
-

Birthstone

Planetary

-

Talisman

-
-

Physical Properties

Tenacity

Brittle
Brittle

Solubility

-
Soluble

Durability

-
-

Specific Gravity

5.00-5.302.78
1 7.18
👆🏻

Fracture

Uneven, ConchoidalWalter Schumann, Conchoidal
Conchoidal

Cleavage

None, may show partings on {0001} and {10 1 1}
Perfect on {10 1 }; parting on {010}

Mohs Hardness

63.5
2 10
👆🏻

Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)
K2Ca2Mg(SO4)4·2H2O

Optical Properties

Luster

-
Vitreous, Resinous

Pleochroism

O = brownish red; E = yellowish red
-

Dispersion

0.050.02
0.005 1
👆🏻

Transparency

OpaqueHerve Nicolas Lazzarelli
-

Refractive Index

2.690-3.2201.546-1.548
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
Triclinic

Birefringence

0.2800.021
0 0.296
👆🏻

Clarity

OpaqueHerve Nicolas Lazzarelli
-

Benefits

Physical

Neurological

-
-

Cardiovascular

Supports heart health
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

Grounding
-

Healing

Physical healing
Physical healing

Qualities Associated

Grounding
Emotional Healing

Hematite Vs Polyhalite Fracture

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

Hematite Vs Polyhalite Luster

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