Tanzanite

Riebeckite

Tanzanite Vs Riebeckite

Tanzanite

Riebeckite

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Astrology

Origin

Tanzania

Color

Blue

Black, Blue, Yellow, Green

Streak

White, Colorless

Grey, Greenish, Brown

For which Rashi?

Sagittarius, Pisces, Virgo

Planet

Element of Planets

Air, Water, Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Love, Healing

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Hard

Specific Gravity

3.353.28-3.44

1 7.18

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Fracture

Uneven, Conchoidal

Uneven, Splintery

Cleavage

Perfect {010}, imperfect {100}

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

Mohs Hardness

6.5-75.0-6.0

2 10

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Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

Na2Fe2+3Fe3+2Si8O22(OH)2

Optical Properties

Luster

Vitreous

Vitreous, Silky

Pleochroism

Present

X = blue

Dispersion

0.030.02

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

Refractive Index

1.685-1.7071.680-1.698

1 3.25

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Optic Character

Crystal System

Orthorhombic

monoclinic

Birefringence

0.006-0.0180.005-0.008

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Excellent

Good

Reproductive

Digestive

Psychology

Intuition

Empowerment

Healing

Emotional healing

Qualities Associated

Communication

Clear Thinking

Tanzanite Vs Riebeckite Fracture

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

Compare Semi Precious Gemstones

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Tanzanite Vs Verdelite

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Tanzanite Vs Riebeckite Luster

A primary knowledge about Tanzanite vs Riebeckite 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. Tanzanite exhibits Vitreous luster. Riebeckite, on other hand, exhibits Vitreous and Silky luster.