×

Polyhalite
Polyhalite

Mottramite
Mottramite



ADD
Compare
X
Polyhalite
X
Mottramite

Polyhalite Vs Mottramite

Astrology

Origin

Austria
-

Color

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

Streak

White
Green, Brownish

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
Soluble

Durability

-
-

Specific Gravity

2.785.9
1 7.18
👆🏻

Fracture

Conchoidal
Sub-Conchoidal

Cleavage

Perfect on {10 1 }; parting on {010}
None observed

Mohs Hardness

3.53
2 10
👆🏻

Chemical Composition

K2Ca2Mg(SO4)4·2H2O
PbCu(VO4)(OH)

Optical Properties

Luster

Vitreous, Resinous
Greasy

Pleochroism

-
Visible X=Y= canary yellow to greenish yellow

Dispersion

0.020.04
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.546-1.5482.170
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic
Orthorhombic

Birefringence

0.0210.150
0 0.296
👆🏻

Clarity

-
-

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

-
Confidence

Healing

Physical healing
Emotional healing

Qualities Associated

Emotional Healing
Transformation

Polyhalite Vs Mottramite Fracture

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

Polyhalite Vs Mottramite Luster

A primary knowledge about Polyhalite vs Mottramite 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. Mottramite, on other hand, exhibits Greasy luster.