Kyanite

Vivianite

Kyanite Vs Vivianite

Kyanite

Vivianite

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Astrology

Origin

Brazil, USA, Switzerland, Kenya, Mozambique, Russia, Nepal, India, Burma

Southern and central Africa

Color

Blue, Yellow, Colorless, White, gray, Green, Black

Blue, Green, Colorless

Streak

White

For which Rashi?

Aries, Libra, Taurus

Planet

Jupiter

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Love

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.53-3.652.64-2.70

1 7.18

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Fracture

Splintery

Cleavage

[100] perfect [010] imperfect with 79° angle between

{010} Perfect

Mohs Hardness

4-7-9999

2 10

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Chemical Composition

Al2SiO5

Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

Optical Properties

Luster

Vitreous, Pearly

Pleochroism

Trichroic

Anomalous plechroism is strong with colours deep blue/pale yellowish green/yellowish green.Michael OâDonoghue

Dispersion

0.020.03

0.005 1

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Transparency

Transparent

Refractive Index

1.71-1.741.560-1.640

1 3.25

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Optic Character

Crystal System

Triclinic

Birefringence

-99990.054-0.075

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

Psychology

Inner bridges

Hope

Healing

Physical healing

Emotional healing

Qualities Associated

Inner Peace

Transformation

Kyanite Vs Vivianite Fracture

Fracture is an important parameter when you compare Kyanite and Vivianite Physical Properties. It is necessary to understand the significance of these properties, before you compare Kyanite Vs Vivianite 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 Kyanite is Splintery.

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Kyanite Vs Vivianite Luster

A primary knowledge about Kyanite vs Vivianite 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. Kyanite exhibits Vitreous and Pearly luster. Vivianite, on other hand, exhibits Vitreous and Pearly luster.