Peridot

Alexandrite

Peridot Vs Alexandrite

Peridot

Alexandrite

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1 Astrology

1.1 Origin

China, Burma, Pakistan, USA, Southern and central Africa, Brazil

Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma, India, Color: color change, from bluish green (daylight) to purple, red or brown (incandescent light), Hardness: 8, Refractive index: 1.74 1.77, Density: 3.68 3.80, Chemical composition: BeAl2O4, Crystal structure: orthorhombic, Origins: Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma

1.2 Color

Green

1.3 Streak

None

Not Available

1.4 For which Rashi?

Libra, Taurus, Leo, Virgo, Libra, Taurus, Leo, Virgo, Libra, Taurus, Leo, Virgo

Scorpio

1.5 Planet

Sun

Venus

1.6 Element of Planets

Earth

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Receptive

Projective, Receptive

1.9 Deities

Isis

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Protection, Wealth

Love

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

1.54-1.553.69-3.81

1 7.18

2.5 Fracture

Conchoidal

Not Available

2.6 Cleavage

Poor

1,1 ; 3,2.

2.7 Mohs Hardness

6.5-78.5

2 10

2.8 Chemical Composition

(Mg,Fe)₂SiO₄

BeAl ₂ O ₄

3 Optical Properties

3.1 Luster

Vitreous, Greasy

Vitreous

3.2 Pleochroism

Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli

Not Available

3.3 Dispersion

0.02NA

0.007 1

3.4 Transparency

Transparent

Transparent, Transparent to nearly opaque

3.5 Refractive Index

1.64-1.691.739-1.770

1 3.25

3.6 Optic Character

Not Available

Biaxial/+

3.7 Crystal System

Orthorhombic

3.8 Birefringence

0.0360.007-0.010

0 0.296

3.9 Clarity

Transparent

4 Benefits

4.1 Physical

4.1.1 Neurological

Not Available

4.1.2 Cardiovascular

Not Available

4.1.3 Respiratory

Not Available

4.1.4 Reproductive

Not Available

4.1.5 Digestive

Not Available

4.2 Psychology

Not Available

4.3 Healing

Not Available

4.4 Qualities Associated

Not Available

Peridot Vs Alexandrite Fracture

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

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Peridot Vs Alexandrite Luster

A primary knowledge about Peridot 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. Peridot exhibits Greasy and Vitreous luster. Alexandrite, on other hand, exhibits Vitreous luster.