Opal

Tanzanite

Opal Vs Tanzanite

Opal

Tanzanite

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Astrology

Origin

Ethiopia

Tanzania

Color

Yellow, White, Red, Brown, Blue

Blue

Streak

White

White, Colorless

For which Rashi?

Cancer, Libra, Scorpio

Sagittarius, Pisces, Virgo

Planet

Mercury

Element of Planets

Earth, Air, Water

Air, Water, Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Cupid

Not to wear with

Powers

Astral Projection, Psychicism

Love, Healing

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

BrittleWalter Schumann

Solubility

hot salt water

Durability

Hard

Specific Gravity

1.98-2.253.35

1 7.18

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Fracture

Conchoidal

Uneven, Conchoidal

Cleavage

None

Perfect {010}, imperfect {100}

Mohs Hardness

5-6.56.5-7

2 10

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Chemical Composition

SiO₂ · nH₂O

Ca₂Al₃(SiO₄)₃(OH)

Optical Properties

Luster

Vitreous, Pearly

Vitreous

Pleochroism

None

Present

Dispersion

0.010.03

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

Refractive Index

1.37-1.521.685-1.707

1 3.25

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Optic Character

Crystal System

Trigonal

Orthorhombic

Birefringence

-99990.006-0.018

0 0.296

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Clarity

Transparent

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Excellent

Reproductive

Digestive

Psychology

Creativity

Intuition

Healing

Emotional healing

Qualities Associated

Creativity

Communication

Opal Vs Tanzanite Fracture

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

Compare Semi Precious Gemstones

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Opal Vs Simpsonite

Opal Vs Spessartine

Opal Vs Tanzanite Luster

A primary knowledge about Opal vs Tanzanite 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. Tanzanite, on other hand, exhibits Vitreous luster.