Biotite

Sapphire

Biotite Vs Sapphire

Biotite

Sapphire

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Astrology

Origin

Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA

Color

Brown, Yellow, White, Greenish

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

Streak

White, gray

For which Rashi?

Pisces, Taurus, Gemini, Libra

Planet

Saturn

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Apollo

Not to wear with

Powers

Psychic Power

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

insoluble

Durability

Specific Gravity

2.7-3.33.95-4.03

1 7.18

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Fracture

Uneven, Even

Uneven

Cleavage

Perfect on the {001}

None, but may exhibit parting

Mohs Hardness

2.5-3.09

2 10

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Chemical Composition

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

Al ₂ O ₃

Optical Properties

Luster

Vitreous, Pearly

Vitreous, Adamantine

Pleochroism

Strong

Dispersion

-0.02

0.005 1

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Transparency

Transparent, Translucent, Transparent to opaque

Refractive Index

1.565-1.6251.762-1.788

1 3.25

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Optic Character

Crystal System

monoclinic

Trigonal

Birefringence

0.03-0.070.008-0.009

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Grounding

Intuition

Healing

Emotional healing

Qualities Associated

Grounding

Wisdom

Biotite Vs Sapphire Fracture

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

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Biotite Vs Sapphire Luster

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