Opal

Malachite

Opal Vs Malachite

Opal

Malachite

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Astrology

Origin

Ethiopia

Southern and central Africa

Color

Yellow, White, Red, Brown, Blue

Green

Streak

White

Green

For which Rashi?

Cancer, Libra, Scorpio

Capricorn, Scorpio

Planet

Mercury

Venus

Element of Planets

Earth, Air, Water

Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Cupid

Freyja

Not to wear with

Powers

Astral Projection, Psychicism

Protection

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

BrittleWalter Schumann

Solubility

hot salt water

Durability

Specific Gravity

1.98-2.253.25-4.10

1 7.18

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Fracture

Conchoidal

Conchoidal, Uneven

Cleavage

None

Perfect on { 2 01} fair on {010}

Mohs Hardness

5-6.53.5-4

2 10

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Chemical Composition

SiO₂ · nH₂O

Cu₂CO₃(OH)₂

Optical Properties

Luster

Vitreous, Pearly

Adamantine, Vitreous, Silky

Pleochroism

None

Dispersion

0.010.04

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

Opaque

Refractive Index

1.37-1.521.655-1.909

1 3.25

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Optic Character

Crystal System

Trigonal

monoclinic

Birefringence

-99990.254

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Supports digestive health

Psychology

Creativity

Transformation

Healing

Emotional healing

Qualities Associated

Creativity

Transformation

Opal Vs Malachite Fracture

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

Compare Semi Precious Gemstones

Opal Vs Schorlomite

Opal Vs Simpsonite

Opal Vs Spessartine

Opal Vs Malachite Luster

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