Dioptase

Covellite

Dioptase Vs Covellite

Dioptase

Covellite

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1 Astrology

1.1 Origin

Dioptase from Altyn Tübe, Kazakhstan, the type locality

Mexico

1.2 Color

Green, Blue, Green

Blue, Blue, Black

1.3 Streak

Green

Grey, Black, gray

1.4 For which Rashi?

Not Available

1.5 Planet

Not Available

1.6 Element of Planets

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

1.9 Deities

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Brittle

Flexible

2.2 Solubility

Soluble

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.25-3.354.6-4.76

1 7.18

2.7 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic

2.8 Cleavage

Perfect in three directions

Perfect on {0001}

2.9 Mohs Hardness

5Not Available

2 10

2.13 Chemical Composition

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

CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references

3 Optical Properties

3.1 Luster

Vitreous

Resinous

3.2 Pleochroism

Weak; dark emerald green

Marked

3.3 Dispersion

0.04NA

0.007 1

4.5 Transparency

TranslucentHerve Nicolas Lazzarelli

OpaqueAnthony et al, Handbook of mineralogy (2001) More from other references

4.6 Refractive Index

1.644-1.7201.45-2.62

1 3.25

4.7 Optic Character

Not Available

4.8 Crystal System

Trigonal

Hexagonal

4.9 Birefringence

0.051-0.053Not Available

0 0.296

4.10 Clarity

TranslucentHerve Nicolas Lazzarelli

OpaqueAnthony et al

5 Benefits

5.1 Physical

5.1.1 Neurological

Not Available

5.1.2 Cardiovascular

Not Available

5.1.3 Respiratory

Not Available

5.1.4 Reproductive

Not Available

5.1.5 Digestive

Not Available

5.2 Psychology

Not Available

5.3 Healing

Not Available

5.4 Qualities Associated

Not Available

Dioptase Vs Covellite Fracture

Fracture is an important parameter when you compare Dioptase and Covellite Physical Properties. It is necessary to understand the significance of these properties, before you compare Dioptase Vs Covellite 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 Dioptase is Brittle, Conchoidal, Conchoidal, ConchoidalWalter Schumann and Gemstones of the world (2001) More from other references. Covellite fracture is Brittle, Gemstones (2009), Gemstones (2009), Metallic and UnevenArthur Thomas.

Compare Green Gemstones

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Dioptase Vs Covellite Luster

A primary knowledge about Dioptase vs Covellite 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. Dioptase exhibits Vitreous luster. Covellite, on other hand, exhibits Resinous luster.