Alunite

Erythrite

Alunite Vs Erythrite

Alunite

Erythrite

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Astrology

Origin

Australia, Italy

Czech, Mexico, Australia

Color

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

Red, Colorless, Violet, pink

Streak

White

Red

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

Sectile

Solubility

Soluble

Durability

Specific Gravity

2.6-2.93.06

1 7.18

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Fracture

Conchoidal, Uneven

Sectile

Cleavage

On {0001}, perfect

Perfect on {010}; poor on {100} and { 1 02}.

Mohs Hardness

3.5-4-9999

2 10

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Chemical Composition

KAl3(SO4)2(OH)6

Co3(AsO4)2•8(H2O)

Optical Properties

Luster

Vitreous, Pearly

Subadamantine, Pearly

Pleochroism

Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red

Dispersion

0.020.03

0.005 1

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Transparency

Refractive Index

1.5721.626-1.629

1 3.25

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Optic Character

Crystal System

Trigonal

monoclinic

Birefringence

0.020-9999

0 0.296

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Clarity

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Stability

Compassion

Healing

Emotional healing

Qualities Associated

Stability

Vitality

Alunite Vs Erythrite Fracture

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

Compare Red Gemstones

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Alunite Vs Erythrite Luster

A primary knowledge about Alunite vs Erythrite 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. Erythrite, on other hand, exhibits Subadamantine and Pearly luster.