Afghanite

Bytownite

Afghanite Vs Bytownite

Afghanite

Bytownite

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Astrology

Origin

Afghanistan, Italy

Canada, Southern and central Africa, Australia

Color

Blue, Colorless

Colorless, White, gray

Streak

White

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

2.55-2.652.72-2.75

1 7.18

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Fracture

Conchoidal

Uneven

Cleavage

Perfect {10 1 0}

Perfect on [001], good on [010], imperfect on [110]

Mohs Hardness

5.5-66-6.5

2 10

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Chemical Composition

(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)

Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Optical Properties

Luster

Vitreous

Vitreous, Pearly

Pleochroism

colorless.

Dispersion

0.020.01

0.005 1

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Transparency

Transparent

Refractive Index

1.5231.561-1.583

1 3.25

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Optic Character

Crystal System

Trigonal

Triclinic

Birefringence

0.0060.010-0.011

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Poor

Reproductive

Digestive

Psychology

Harmony

Clarity

Healing

Emotional healing

Qualities Associated

Communication

Clarity

Afghanite Vs Bytownite Fracture

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

Compare Blue Gemstones

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Afghanite Vs Bytownite Luster

A primary knowledge about Afghanite vs Bytownite 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. Afghanite exhibits Vitreous luster. Bytownite, on other hand, exhibits Vitreous and Pearly luster.