Covellite

Kyanite

Covellite Vs Kyanite

Covellite

Kyanite

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Astrology

Origin

Mexico

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

Color

Blue, Black

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

Streak

Grey, Black, gray

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

Flexible

Brittle

Solubility

Durability

Specific Gravity

4.6-4.763.53-3.65

1 7.18

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Fracture

Splintery

Cleavage

Perfect on {0001}

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

Mohs Hardness

-99994-7

2 10

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Chemical Composition

CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references

Al2SiO5

Optical Properties

Luster

Resinous

Vitreous, Pearly

Pleochroism

Marked

Trichroic

Dispersion

0.080.02

0.005 1

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Transparency

OpaqueAnthony et al

Refractive Index

1.45-2.621.71-1.74

1 3.25

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Optic Character

Crystal System

Hexagonal

Triclinic

Birefringence

-9999-9999

0 0.296

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Clarity

OpaqueAnthony et al

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Supports reproductive health

Digestive

Psychology

Transformation

Inner bridges

Healing

Emotional healing

Physical healing

Qualities Associated

Manifestation

Inner Peace

Covellite Vs Kyanite Fracture

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

Compare Blue Gemstones

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Covellite Vs Kyanite Luster

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