Shattuckite

Achroite

Shattuckite Vs Achroite

Shattuckite

Achroite

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Astrology

Origin

Afghanistan, Sri Lanka

Color

Blue, Green

Colorless, Blue

Streak

Blue

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

Solubility

Durability

Specific Gravity

3.80-4.152.90-3.40

1 7.18

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Fracture

Uneven

Uneven, ConchoidalWalter Schumann

Cleavage

perfect along [010] and [100]

Indiscernible

Mohs Hardness

3.5-47-7.5

2 10

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Chemical Composition

Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Optical Properties

Luster

Silky

Pleochroism

X = very pale blue; Y = pale blue; Z = deep blue

Dispersion

0.020.02

0.005 1

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Transparency

Translucent

Transparent, Translucent

Refractive Index

1.752-1.8151.614-1.666

1 3.25

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Optic Character

Crystal System

Orthorhombic

Birefringence

0.0630.014-0.040

0 0.296

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Clarity

Translucent

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Excellent

Reproductive

Digestive

Psychology

Communication

Balance

Healing

Emotional healing

Qualities Associated

Communication

Spiritual Growth

Shattuckite Vs Achroite Fracture

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

Compare Blue Gemstones

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Shattuckite Vs Achroite Luster

A primary knowledge about Shattuckite vs Achroite 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. Shattuckite exhibits Silky luster.