Biotite

Staurolite

Biotite Vs Staurolite

Biotite

Staurolite

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Astrology

Origin

Switzerland

Color

Brown, Yellow, White, Greenish

Brown, Brownish, Yellow, Black, Reddish

Streak

White, gray

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

2.7-3.33.7-3.8

1 7.18

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Fracture

Uneven, Even

Subconchoidal, Conchoidal

Cleavage

Perfect on the {001}

Distinct on {010}

Mohs Hardness

2.5-3.07-7.5

2 10

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Chemical Composition

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

(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.

Optical Properties

Luster

Vitreous, Pearly

Resinous

Pleochroism

Strong

X = colorless; Y = pale yellow; Z = golden yellow

Dispersion

-0.02

0.005 1

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Transparency

Refractive Index

1.565-1.6251.736-1.762

1 3.25

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Optic Character

Crystal System

monoclinic

Birefringence

0.03-0.070.009-0.015

0 0.296

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Clarity

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Grounding

Protection

Healing

Emotional healing

Physical healing

Qualities Associated

Grounding

Protection

Biotite Vs Staurolite Fracture

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

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Biotite Vs Staurolite Luster

A primary knowledge about Biotite vs Staurolite 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. Staurolite, on other hand, exhibits Resinous luster.