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Amethyst
Amethyst

Opal
Opal



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Amethyst
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Opal

Amethyst Vs Opal

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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
Ethiopia

Color

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

Streak

White
White

For which Rashi?

Pisces, Scorpio, Sagittarius
Cancer, Libra, Scorpio

Planet

-
Mercury

Element of Planets

Water
Earth, Air, Water

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

Diana
Cupid

Not to wear with

-
-

Powers

Love, Courage
Astral Projection, Psychicism

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
BrittleWalter Schumann

Solubility

insoluble in common solvents
hot salt water

Durability

-
-

Specific Gravity

2.651.98-2.25
1 7.18
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Fracture

Conchoidal, ConchoidalWalter Schumann
Conchoidal

Cleavage

Indiscernible
None

Mohs Hardness

75-6.5
2 10
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Chemical Composition

SiO2
SiO2 · nH2O

Optical Properties

Luster

Vitreous
Vitreous, Pearly

Pleochroism

None
None

Dispersion

0.010.01
0.005 1
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Transparency

Transparent, Transparent to translucent
Transparent, Translucent, Transparent to translucent

Refractive Index

1.544-1.5531.37-1.52
1 3.25
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Optic Character

-
-

Crystal System

Trigonal
Trigonal

Birefringence

0.009-9999
0 0.296
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Clarity

Transparent
Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus
Enhances mental clarity and focus

Cardiovascular

Supports heart health
-

Respiratory

Good
-

Reproductive

Supports reproductive health
-

Digestive

Supports digestive health
-

Psychology

Calming
Creativity

Healing

Emotional healing
Emotional healing

Qualities Associated

Spirituality
Creativity

Amethyst Vs Opal Fracture

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

Amethyst Vs Opal Luster

A primary knowledge about Amethyst vs Opal 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. Opal, on other hand, exhibits Vitreous and Pearly luster.