Fire Opal

Cassiterite

Fire Opal Vs Cassiterite

Fire Opal

Cassiterite

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Astrology

Origin

USA

Sri Lanka

Color

Red

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

Streak

White, Brownish

For which Rashi?

Planet

Element of Planets

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

1.97-2.226.86-7.03

1 7.18

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Fracture

Conchoidal

Subconchoidal, Uneven, Conchoidal, Irregular

Cleavage

None

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

Mohs Hardness

6-6.56-7

2 10

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Chemical Composition

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

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

Optical Properties

Luster

Adamantine, Greasy

Pleochroism

Pleochroic haloes have been observed. Dichroic in yellow

Dispersion

0.010.07

0.005 1

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Transparency

Transparent, Translucent

Refractive Index

1.370-1.4701.990-2.105

1 3.25

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Optic Character

Crystal System

tetragonal

Birefringence

-99990.096-0.098

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Poor

Reproductive

Digestive

Psychology

Passion

Focus

Healing

Emotional healing

Qualities Associated

Passion

Manifestation

Fire Opal Vs Cassiterite Fracture

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

Compare Red Gemstones

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Fire Opal Vs Manganotantalite

Fire Opal Vs Microlite

Fire Opal Vs Cassiterite Luster

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