Spinel

Legrandite

Spinel Vs Legrandite

Spinel

Legrandite

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Astrology

Origin

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

Mexico

Color

Blue, Violet, Colorless, Red, Green, Brown

Yellow, yellowish orange

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

Brittle

Solubility

Durability

Specific Gravity

3.64-3.663.98-4.04

1 7.18

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Fracture

Conchoidal, Uneven

Conchoidal

Cleavage

None, but may exhibit slight parting

Imperfect, poor one {100}

Mohs Hardness

84.5-5

2 10

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Chemical Composition

MgAl₂O₄

Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties

Luster

Vitreous

Pleochroism

Absent

Colorless

Dispersion

0.020.03

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

Refractive Index

1.731.702-1.740

1 3.25

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Optic Character

Crystal System

Isometric

monoclinic

Birefringence

-99990.060

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Revitalization

Creativity

Healing

Emotional healing

Qualities Associated

Vitality

Optimism

Spinel Vs Legrandite Fracture

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

Compare Gems for Scorpio

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Spinel Vs Legrandite Luster

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