Ettringite

Andradite

Ettringite Vs Andradite

Ettringite

Andradite

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Astrology

Origin

Southern and central Africa

Italy, Russia

Color

Colorless, Yellow, White

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

Streak

White

For which Rashi?

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Partially soluble in water

Durability

Specific Gravity

1.773.70-4.10

1 7.18

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Fracture

Conchoidal, Uneven

Cleavage

Perfect on {10 1 0}

none

Mohs Hardness

2-2.56.5-7

2 10

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Chemical Composition

Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Optical Properties

Luster

Vitreous

Adamantine, Resinous

Pleochroism

Dispersion

0.040.06

0.005 1

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Transparency

Transparent, Translucent

Transparent

Refractive Index

1.470-1.4911.88-1.94

1 3.25

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Optic Character

Crystal System

Trigonal

cubic

Birefringence

0.0210.057

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Digestive

Psychology

Adaptability

Positivity

Healing

Emotional healing

Physical healing

Qualities Associated

Balance

Empowerment

Ettringite Vs Andradite Fracture

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

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Ettringite Vs Andradite Luster

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