Bytownite

Marcasite

Bytownite Vs Marcasite

Bytownite

Marcasite

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Astrology

Origin

Canada, Southern and central Africa, Australia

Southern and central Africa

Color

Colorless, White, gray

Yellow, White

Streak

White

gray, Brownish, Black

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

2.72-2.754.80-4.90

1 7.18

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Fracture

Uneven

Cleavage

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

{010} Indistinct

Mohs Hardness

6-6.56-6.5

2 10

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Chemical Composition

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

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

Optical Properties

Luster

Vitreous, Pearly

Pleochroism

colorless.

Dispersion

0.010.05

0.005 1

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Transparency

Transparent

Refractive Index

1.561-1.583-9999

1 3.25

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Optic Character

Crystal System

Triclinic

Birefringence

0.010-0.011-9999

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Poor

Reproductive

Digestive

Psychology

Clarity

Protection

Healing

Emotional healing

Qualities Associated

Clarity

Protection

Bytownite Vs Marcasite Fracture

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

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Bytownite Vs Marcasite Luster

A primary knowledge about Bytownite vs Marcasite 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.