Cassiterite

Iolite

Cassiterite Vs Iolite

Cassiterite

Iolite

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Astrology

Origin

Sri Lanka

Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma

Color

Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray

Blue, Violet, Yellow, Grey

Streak

White, Brownish

For which Rashi?

Libra, Sagittarius, Taurus

Planet

Jupiter

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

insoluble

Durability

Specific Gravity

6.86-7.032.6-2.7

1 7.18

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Fracture

Subconchoidal, Uneven, Conchoidal, Irregular

Cleavage

{100} imperfect, {110} indistinct; partings on {111} or {011}

3,1

Mohs Hardness

6-77-7.5

2 10

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Chemical Composition

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Mg₂Al₄Si₅O₁₈

Optical Properties

Luster

Adamantine, Greasy

Vitreous

Pleochroism

Pleochroic haloes have been observed. Dichroic in yellow

Dispersion

0.070.02

0.005 1

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Transparency

Transparent, Translucent

Transparent, Translucent, Transparent to translucent

Refractive Index

1.990-2.1051.52-1.56

1 3.25

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Optic Character

Crystal System

tetragonal

Orthorhombic

Birefringence

0.096-0.098-9999

0 0.296

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Clarity

Transparent

Transparent to translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Poor

Excellent

Reproductive

Digestive

Supports digestive health

Psychology

Focus

Intuition

Healing

Emotional healing

Qualities Associated

Manifestation

Intuition

Cassiterite Vs Iolite Fracture

Fracture is an important parameter when you compare Cassiterite and Iolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Cassiterite Vs Iolite 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 Cassiterite is Subconchoidal, Uneven, Conchoidal and Irregular.

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Cassiterite Vs Iolite Luster

A primary knowledge about Cassiterite vs Iolite 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. Cassiterite exhibits Adamantine and Greasy luster. Iolite, on other hand, exhibits Vitreous luster.