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Lawsonite
Lawsonite

Polyhalite
Polyhalite



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X
Lawsonite
X
Polyhalite

Lawsonite Vs Polyhalite

Astrology

Origin

Italy, China
Austria

Color

Colorless, White, Blue, gray
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
Brittle

Solubility

-
Soluble

Durability

-
-

Specific Gravity

3.092.78
1 7.18
👆🏻

Fracture

Uneven
Conchoidal

Cleavage

Perfect on {100} and {010}, imperfect on {101}
Perfect on {10 1 }; parting on {010}

Mohs Hardness

83.5
2 10
👆🏻

Chemical Composition

CaAl2Si2O7(OH)2.H2O
K2Ca2Mg(SO4)4·2H2O

Optical Properties

Luster

Vitreous, Greasy
Vitreous, Resinous

Pleochroism

Weak
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.672-1.6761.546-1.548
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Triclinic

Birefringence

0.019-0.0210.021
0 0.296
👆🏻

Clarity

-
-

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

-
-

Healing

Emotional healing
Physical healing

Qualities Associated

-
Emotional Healing

Lawsonite Vs Polyhalite Fracture

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

Lawsonite Vs Polyhalite Luster

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