Biotite

Anthophyllite

Biotite Vs Anthophyllite

Biotite

Anthophyllite

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Astrology

Origin

Southern and central Africa

Color

Brown, Yellow, White, Greenish

Brown, White, Greenish, gray, Green, Brownish

Streak

White, gray

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

2.7-3.32.9-3.5

1 7.18

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Fracture

Uneven, Even

Conchoidal

Cleavage

Perfect on the {001}

{110} Perfect, {???} Distinct, {???} Distinct

Mohs Hardness

2.5-3.05.5-6

2 10

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Chemical Composition

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

(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Optical Properties

Luster

Vitreous, Pearly

Pleochroism

Strong

Dispersion

-0.01

0.005 1

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Transparency

Transparent

Refractive Index

1.565-1.6251.603-1.690

1 3.25

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Optic Character

Biaxial/+

Crystal System

monoclinic

Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma

Birefringence

0.03-0.07-9999

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Enhances brain function

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Digestive

Psychology

Grounding

Peace

Healing

Emotional healing

Qualities Associated

Grounding

Self-discovery

Biotite Vs Anthophyllite Fracture

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

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Biotite Vs Anthophyllite Luster

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