Dioptase

Howlite

Dioptase Vs Howlite

Dioptase

Howlite

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Astrology

Origin

Kazakhstan

Southern and central Africa

Color

Green, Blue

Blue, Colorless, White

Streak

Green

White

For which Rashi?

Gemini, Virgo

Planet

Element of Planets

Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Quan Yin

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Soluble

Durability

Specific Gravity

3.25-3.352.45-2.58

1 7.18

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Fracture

Conchoidal, ConchoidalWalter Schumann

Conchoidal

Cleavage

Perfect in three directions

None

Mohs Hardness

53-3.5

2 10

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Chemical Composition

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

Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties

Luster

Vitreous

Pleochroism

Weak; dark emerald green

Dispersion

0.040.01

0.005 1

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Transparency

TranslucentHerve Nicolas Lazzarelli

Refractive Index

1.644-1.7201.583-1.608

1 3.25

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Optic Character

Crystal System

Trigonal

monoclinic

Birefringence

0.051-0.0530.019

0 0.296

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Clarity

TranslucentHerve Nicolas Lazzarelli

Benefits

Physical

Neurological

Aids in mental clarity and focus

Cardiovascular

Respiratory

Excellent

Good

Reproductive

Digestive

Psychology

Emotional Healing

Calming

Healing

Emotional healing

Qualities Associated

Emotional Healing

Calming

Dioptase Vs Howlite Fracture

Fracture is an important parameter when you compare Dioptase and Howlite Physical Properties. It is necessary to understand the significance of these properties, before you compare Dioptase Vs Howlite 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 Conchoidal and ConchoidalWalter Schumann. Howlite fracture is Conchoidal.

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Dioptase Vs Howlite Luster

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