Blue John

Cuprite

Blue John Vs Cuprite

Blue John

Cuprite

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Astrology

Origin

Southern and central Africa

Color

White, Colorless, Blue, Red, Green, Yellow, Violet

Red, Brown, Black

Streak

Brownish, Red

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

Durability

Specific Gravity

3.00-3.255.85-6.15

1 7.18

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Fracture

Conchoidal

Cleavage

Perfect

Fair in four directions forming octahedrons

Mohs Hardness

-99993.5-4

2 10

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Chemical Composition

CaF 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties

Luster

Adamantine

Pleochroism

visible

Dispersion

0.020.05

0.005 1

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Transparency

Transparent

TranslucentWalter Schumann

Refractive Index

1.432-1.4362.849

1 3.25

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Optic Character

Crystal System

cubic

Birefringence

-9999-9999

0 0.296

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Clarity

Transparent

TranslucentWalter Schumann

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Excellent

Poor

Reproductive

Digestive

Psychology

Harmony

Vitality

Healing

Emotional healing

Qualities Associated

Mental Clarity

Vitality

Blue John Vs Cuprite Fracture

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

Compare Blue Gemstones

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Blue John Vs Cuprite Luster

A primary knowledge about Blue John vs Cuprite 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. Cuprite, on other hand, exhibits Adamantine luster.