Onyx

Spinel

Onyx Vs Spinel

Onyx

Spinel

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Astrology

Origin

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

Color

White

Blue, Violet, Colorless, Red, Green, Brown

Streak

White

For which Rashi?

Capricorn

Sagittarius, Scorpio

Planet

Saturn

Pluto

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Mars

Hephaestus

Not to wear with

Powers

Protection

Birthstone

Planetary

Talisman

Capricorn

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.55-2.703.64-3.66

1 7.18

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Fracture

Conchoidal, Uneven

Cleavage

Indiscernible

None, but may exhibit slight parting

Mohs Hardness

6.5-78

2 10

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Chemical Composition

SiO₂

MgAl₂O₄

Optical Properties

Luster

Vitreous

Pleochroism

Absent

Dispersion

0.010.02

0.005 1

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Transparency

Translucent, Opaque, Translucent to opaque

Transparent, Translucent, Transparent to translucent

Refractive Index

1.530-1.5431.73

1 3.25

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Optic Character

Crystal System

Trigonal

Isometric

Birefringence

-9999-9999

0 0.296

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Clarity

OpaqueHerve Nicolas Lazzarelli

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Aids in mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Protection

Revitalization

Healing

Emotional healing

Qualities Associated

Strength

Vitality

Onyx Vs Spinel Fracture

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

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Onyx Vs Spinel Luster

A primary knowledge about Onyx vs Spinel 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. Onyx exhibits Vitreous luster. Spinel, on other hand, exhibits Vitreous luster.