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Alunite
Alunite

Arfvedsonite
Arfvedsonite



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Alunite
X
Arfvedsonite

Alunite Vs Arfvedsonite

Astrology

Origin

Australia, Italy
Canada, Russia

Color

Yellow, Red, Reddish, Brown, Colorless, White, gray
Black, Green, gray

Streak

White
gray, Green

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

2.6-2.93.3-3.5
1 7.18
👆🏻

Fracture

Conchoidal, Uneven
Uneven

Cleavage

On {0001}, perfect
Perfect on [110]

Mohs Hardness

3.5-45-6
2 10
👆🏻

Chemical Composition

KAl3(SO4)2(OH)6
NaNa2(Fe++4Fe+++)Si8O22(OH)2

Optical Properties

Luster

Vitreous, Pearly
Vitreous

Pleochroism

-
Strong: Blue-greens

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.5721.652-1.699
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
monoclinic

Birefringence

0.020-9999
0 0.296
👆🏻

Clarity

-
-

Benefits

Physical

Neurological

-
Promotes psychic abilities and spiritual growth

Cardiovascular

-
-

Respiratory

Good
Excellent

Reproductive

-
-

Digestive

-
-

Psychology

Stability
Insight

Healing

Emotional healing
Emotional healing

Qualities Associated

Stability
Manifestation

Alunite Vs Arfvedsonite Fracture

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

Alunite Vs Arfvedsonite Luster

A primary knowledge about Alunite vs Arfvedsonite 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. Alunite exhibits Vitreous and Pearly luster. Arfvedsonite, on other hand, exhibits Vitreous luster.