Dravite

Alexandrite

Dravite Vs Alexandrite

Dravite

Alexandrite

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Astrology

Origin

Southern and central Africa

Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma, India, Origins: Russia

Color

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

Green

Streak

Colorless

For which Rashi?

Scorpio

Planet

Venus

Element of Planets

Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Love

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.03-3.183.69-3.81

1 7.18

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Fracture

Uneven, Irregular, Conchoidal

Cleavage

{???} Indistinct

1,1 ; 3,2.

Mohs Hardness

7-7.58.5

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)

BeAl ₂ O ₄

Optical Properties

Luster

Vitreous

Pleochroism

Very strong: pale yellow colorless

Dispersion

0.020.02

0.005 1

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Transparency

Transparent

Transparent, Transparent to nearly opaque

Refractive Index

1.614-1.6661.739-1.770

1 3.25

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Optic Character

Biaxial/+

Crystal System

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

Orthorhombic

Birefringence

0.014-0.0320.007-0.010

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Aids in grounding and protection

Respiratory

Excellent

Reproductive

Supports reproductive health

Digestive

Psychology

Self-acceptance

Transformation

Healing

Emotional healing

Qualities Associated

Self-Exploration

Transformation

Dravite Vs Alexandrite Fracture

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

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Dravite Vs Alexandrite Luster

A primary knowledge about Dravite vs Alexandrite 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. Alexandrite, on other hand, exhibits Vitreous luster.