Dravite

Sapphire

Dravite Vs Sapphire

Dravite

Sapphire

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Astrology

Origin

Southern and central Africa

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

Color

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

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

Streak

Colorless

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

Solubility

insoluble

Durability

Specific Gravity

3.03-3.183.95-4.03

1 7.18

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Fracture

Uneven, Irregular, Conchoidal

Uneven

Cleavage

{???} Indistinct

None, but may exhibit parting

Mohs Hardness

7-7.59

2 10

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Chemical Composition

Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Al ₂ O ₃

Optical Properties

Luster

Vitreous

Vitreous, Adamantine

Pleochroism

Very strong: pale yellow colorless

Strong

Dispersion

0.020.02

0.005 1

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Transparency

Transparent

Transparent, Translucent, Transparent to opaque

Refractive Index

1.614-1.6661.762-1.788

1 3.25

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Optic Character

Crystal System

Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m

Trigonal

Birefringence

0.014-0.0320.008-0.009

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Self-acceptance

Intuition

Healing

Emotional healing

Qualities Associated

Self-Exploration

Wisdom

Dravite Vs Sapphire Fracture

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

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Dravite Vs Sapphire Luster

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