Bytownite

Afghanite

Bytownite Vs Afghanite

Bytownite

Afghanite

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Astrology

Origin

Canada, Southern and central Africa, Australia

Afghanistan, Italy

Color

Colorless, White, gray

Blue, Colorless

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

2.72-2.752.55-2.65

1 7.18

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Fracture

Uneven

Conchoidal

Cleavage

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

Perfect {10 1 0}

Mohs Hardness

6-6.55.5-6

2 10

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Chemical Composition

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

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

Optical Properties

Luster

Vitreous, Pearly

Vitreous

Pleochroism

colorless.

Dispersion

0.010.02

0.005 1

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Transparency

Transparent

Refractive Index

1.561-1.5831.523

1 3.25

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Optic Character

Crystal System

Triclinic

Trigonal

Birefringence

0.010-0.0110.006

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Poor

Good

Reproductive

Digestive

Psychology

Clarity

Harmony

Healing

Emotional healing

Qualities Associated

Clarity

Communication

Bytownite Vs Afghanite Fracture

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

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Bytownite Vs Afghanite Luster

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