Andradite

Iolite

Andradite Vs Iolite

Andradite

Iolite

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Astrology

Origin

Italy, Russia

Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma

Color

Colorless, Green, Black, Brown, Red, Greenish, Yellow, gray

Blue, Violet, Yellow, Grey

Streak

White

For which Rashi?

Libra, Sagittarius, Taurus

Planet

Jupiter

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.70-4.102.6-2.7

1 7.18

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Fracture

Conchoidal, Uneven

Cleavage

none

3,1

Mohs Hardness

6.5-77-7.5

2 10

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Chemical Composition

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Mg₂Al₄Si₅O₁₈

Optical Properties

Luster

Adamantine, Resinous

Vitreous

Pleochroism

Dispersion

0.060.02

0.005 1

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Transparency

Transparent

Transparent, Translucent, Transparent to translucent

Refractive Index

1.88-1.941.52-1.56

1 3.25

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Optic Character

Crystal System

cubic

Orthorhombic

Birefringence

0.057-9999

0 0.296

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Clarity

Transparent

Transparent to translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Excellent

Reproductive

Digestive

Supports digestive health

Psychology

Positivity

Intuition

Healing

Physical healing

Emotional healing

Qualities Associated

Empowerment

Intuition

Andradite Vs Iolite Fracture

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

Compare Green Gemstones

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Andradite Vs Iolite Luster

A primary knowledge about Andradite vs Iolite 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. Andradite exhibits Adamantine and Resinous luster. Iolite, on other hand, exhibits Vitreous luster.