Biotite

Topaz

Biotite Vs Topaz

Biotite

Topaz

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Astrology

Origin

Brazil, Madagascar, Russia, USA, Mexico, Pakistan, Sri Lanka

Color

Brown, Yellow, White, Greenish

Yellow, Blue, Green, Red, White, Colorless, pink, Brown

Streak

White, gray

White

For which Rashi?

Sagittarius

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Healing, Love

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.7-3.33.49-3.57

1 7.18

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Fracture

Uneven, Even

Subconchoidal, Uneven, Conchoidal

Cleavage

Perfect on the {001}

[001] Perfect

Mohs Hardness

2.5-3.08

2 10

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Chemical Composition

K(Mg,Fe++)3[AlSi3O10(OH,F)2

Al₂SiO₄(F,OH)₂

Optical Properties

Luster

Vitreous, Pearly

Vitreous

Pleochroism

Strong

Weak

Dispersion

-0.01

0.005 1

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Transparency

Transparent

Refractive Index

1.565-1.6251.606-1.644

1 3.25

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Optic Character

Crystal System

monoclinic

Orthorhombic

Birefringence

0.03-0.070.008-0.011

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Supports digestive health

Psychology

Grounding

Energy

Healing

Emotional healing

Qualities Associated

Grounding

Energy

Biotite Vs Topaz Fracture

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

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Biotite Vs Topaz Luster

A primary knowledge about Biotite vs Topaz 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. Biotite exhibits Vitreous and Pearly luster. Topaz, on other hand, exhibits Vitreous luster.