Demantoid

Biotite

Demantoid Vs Biotite

Demantoid

Biotite

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Astrology

Origin

Italy

Color

Green

Brown, Yellow, White, Greenish

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

3.77-3.952.7-3.3

1 7.18

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Fracture

Uneven, Even

Cleavage

Imperfect

Perfect on the {001}

Mohs Hardness

6.52.5-3.0

2 10

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Chemical Composition

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

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

Optical Properties

Luster

Adamantine

Vitreous, Pearly

Pleochroism

None

Strong

Dispersion

0.06-

0.005 1

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Transparency

Refractive Index

1.880-1.8901.565-1.625

1 3.25

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Optic Character

Crystal System

cubic

monoclinic

Birefringence

-99990.03-0.07

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Excellent

Good

Reproductive

Digestive

Psychology

Creativity

Grounding

Healing

Physical healing

Emotional healing

Qualities Associated

Abundance

Grounding

Demantoid Vs Biotite Fracture

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

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Demantoid Vs Biotite Luster

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