Almandine

Opal

Almandine Vs Opal

Almandine

Opal

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Astrology

Origin

Austria, Brazil, Canada, India, Madagascar, Russia, Sri Lanka, USA

Ethiopia

Color

Red, Brown, Brownish, Black

Yellow, White, Red, Brown, Blue

Streak

White

For which Rashi?

Cancer, Libra, Scorpio

Planet

Mercury

Element of Planets

Earth, Air, Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Cupid

Not to wear with

Powers

Astral Projection, Psychicism

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

BrittleWalter Schumann

Solubility

hot salt water

Durability

Specific Gravity

3.95-4.301.98-2.25

1 7.18

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Fracture

Conchoidal

Cleavage

none

None

Mohs Hardness

7-7.55-6.5

2 10

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Chemical Composition

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

SiO₂ · nH₂O

Optical Properties

Luster

Greasy, Vitreous

Vitreous, Pearly

Pleochroism

None

Dispersion

0.030.01

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

Refractive Index

1.770-1.8201.37-1.52

1 3.25

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Optic Character

Crystal System

cubic

Trigonal

Birefringence

-9999-9999

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Supports reproductive health

Digestive

Psychology

Strength

Creativity

Healing

Emotional healing

Qualities Associated

Devotion

Creativity

Almandine Vs Opal Fracture

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

Compare Red Gemstones

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Almandine Vs Opal Luster

A primary knowledge about Almandine vs Opal 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. Almandine exhibits Greasy and Vitreous luster. Opal, on other hand, exhibits Vitreous and Pearly luster.