Spinel

Nephrite

Spinel Vs Nephrite

Spinel

Nephrite

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Astrology

Origin

Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia

China, Canada

Color

Blue, Violet, Colorless, Red, Green, Brown

Green, Yellow, Brown, White, gray, Black

Streak

White

For which Rashi?

Sagittarius, Scorpio

Planet

Pluto

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Hephaestus

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.64-3.662.90-3.10

1 7.18

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Fracture

Conchoidal, Uneven

Splintery, Granular

Cleavage

None, but may exhibit slight parting

None

Mohs Hardness

86-6.5

2 10

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Chemical Composition

MgAl₂O₄

Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Optical Properties

Luster

Vitreous

Vitreous, Greasy

Pleochroism

Absent

None

Dispersion

0.020.01

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

Translucent

Refractive Index

1.731.600-1.627

1 3.25

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Optic Character

Crystal System

Isometric

monoclinic

Birefringence

-99990.027

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Translucent

Benefits

Physical

Neurological

Aids in mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Revitalization

Emotional Balance

Healing

Emotional healing

Physical healing

Qualities Associated

Vitality

Healing

Spinel Vs Nephrite Fracture

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

Compare Gems for Scorpio

Spinel Vs Moonstone

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Spinel Vs Jasper

Spinel Vs Nephrite Luster

A primary knowledge about Spinel vs Nephrite 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. Spinel exhibits Vitreous luster. Nephrite, on other hand, exhibits Vitreous and Greasy luster.