Amethyst

Andradite

Amethyst Vs Andradite

Amethyst

Andradite

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Astrology

Origin

USA, Zambia, Madagascar, India, Sri Lanka, Russia, Australia, Widespread; main sources are Brazil, Uruguay, Bolivia, Argentina, East Africa, Namibia, Brazil

Italy, Russia

Color

Violet, White, Colorless, Blue, Red, Green, Yellow, pink

Colorless, Green, Black, Brown, Red, Greenish, Yellow, gray

Streak

White

For which Rashi?

Pisces, Scorpio, Sagittarius

Planet

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Diana

Not to wear with

Powers

Love, Courage

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

insoluble in common solvents

Durability

Specific Gravity

2.653.70-4.10

1 7.18

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Fracture

Conchoidal, ConchoidalWalter Schumann

Conchoidal, Uneven

Cleavage

Indiscernible

none

Mohs Hardness

76.5-7

2 10

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Chemical Composition

SiO₂

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Optical Properties

Luster

Vitreous

Adamantine, Resinous

Pleochroism

None

Dispersion

0.010.06

0.005 1

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Transparency

Transparent, Transparent to translucent

Transparent

Refractive Index

1.544-1.5531.88-1.94

1 3.25

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Optic Character

Crystal System

Trigonal

cubic

Birefringence

0.0090.057

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Supports reproductive health

Digestive

Supports digestive health

Psychology

Calming

Positivity

Healing

Emotional healing

Physical healing

Qualities Associated

Spirituality

Empowerment

Amethyst Vs Andradite Fracture

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

Compare Semi Precious Gemstones

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Amethyst Vs Dravite

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Amethyst Vs Andradite Luster

A primary knowledge about Amethyst vs Andradite 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. Amethyst exhibits Vitreous luster. Andradite, on other hand, exhibits Adamantine and Resinous luster.