Kutnohorite

Fire Opal

Kutnohorite Vs Fire Opal

Kutnohorite

Fire Opal

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Astrology

Origin

USA

Color

White, Pale pink, Brown, Yellow, pink

Red

Streak

White, Pale pink

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

Soluble

Durability

Specific Gravity

3.121.97-2.22

1 7.18

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Fracture

Subconchoidal, Conchoidal

Conchoidal

Cleavage

Perfect on {10 1 1}

None

Mohs Hardness

3-46-6.5

2 10

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Chemical Composition

Ca(Mn,Mg,Fe)(CO3)2

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

Optical Properties

Luster

Vitreous

Pleochroism

Dispersion

0.180.01

0.005 1

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Transparency

Transparent, Translucent

Refractive Index

1.7271.370-1.470

1 3.25

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Optic Character

Crystal System

Trigonal

Birefringence

-9999-9999

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Excellent

Good

Reproductive

Digestive

Psychology

Passion

Healing

Emotional healing

Qualities Associated

Passion

Kutnohorite Vs Fire Opal Fracture

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

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Kutnohorite Vs Fire Opal Luster

A primary knowledge about Kutnohorite vs Fire Opal 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. Kutnohorite exhibits Vitreous luster.