Bertrandite

Dioptase

Bertrandite Vs Dioptase

Bertrandite

Dioptase

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1 Astrology

1.1 Origin

Not Available, Southern and central Africa

Dioptase from Altyn Tübe, Kazakhstan, the type locality

1.2 Color

Colorless, Colorless, Yellow

Green, Blue, Green

1.3 Streak

White

Green

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

Not Available

Brittle

2.2 Solubility

Not Available

Soluble

2.3 Durability

Not Available

2.4 Specific Gravity

2.59-2.603.25-3.35

1 7.18

2.5 Fracture

Brittle, Metallic, Brittle, Metallic

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

2.6 Cleavage

{001} Perfect, {110} Distinct, {101} Distinct

Perfect in three directions

2.7 Mohs Hardness

6-75

2 10

2.8 Chemical Composition

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

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

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

none.

Weak; dark emerald green

3.3 Dispersion

NA0.04

0.007 1

3.4 Transparency

TransparentAnthony et al, Handbook of mineralogy (2001)

TranslucentHerve Nicolas Lazzarelli

3.5 Refractive Index

1.583-1.6141.644-1.720

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21

Trigonal

3.8 Birefringence

Not Available0.051-0.053

0 0.296

3.9 Clarity

TransparentAnthony et al

TranslucentHerve Nicolas Lazzarelli

4 Benefits

4.1 Physical

4.1.1 Neurological

Not Available

4.1.2 Cardiovascular

Not Available

4.1.3 Respiratory

Not Available

4.1.4 Reproductive

Not Available

4.1.5 Digestive

Not Available

4.2 Psychology

Not Available

4.3 Healing

Not Available

4.4 Qualities Associated

Not Available

Bertrandite Vs Dioptase Fracture

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

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Bertrandite Vs Dioptase Luster

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