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Gedrite
Gedrite

Opal
Opal



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Gedrite
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Opal

Gedrite Vs Opal

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Astrology

Origin

Southern and central Africa
Ethiopia

Color

Brown, Green, gray, White
Yellow, White, Red, Brown, Blue

Streak

gray, White
White

For which Rashi?

-
Cancer, Libra, Scorpio

Planet

-
Mercury

Element of Planets

-
Earth, Air, Water

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

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Cupid

Not to wear with

-
-

Powers

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Astral Projection, Psychicism

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
BrittleWalter Schumann

Solubility

-
hot salt water

Durability

-
-

Specific Gravity

3.15-3.2591.98-2.25
1 7.18
👆🏻

Fracture

-
Conchoidal

Cleavage

Gedrite   Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
None

Mohs Hardness

5.5-65-6.5
2 10
👆🏻

Chemical Composition

(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
SiO2 · nH2O

Optical Properties

Luster

Vitreous
Vitreous, Pearly

Pleochroism

Weak to moderate
None

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent
Transparent, Translucent, Transparent to translucent

Refractive Index

1.625-1.7181.37-1.52
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Trigonal

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Benefits

Physical

Neurological

-
Enhances mental clarity and focus

Cardiovascular

-
-

Respiratory

-
-

Reproductive

-
-

Digestive

-
-

Psychology

Focus
Creativity

Healing

-
Emotional healing

Qualities Associated

Protection
Creativity

Gedrite Vs Opal Fracture

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

Gedrite Vs Opal Luster

A primary knowledge about Gedrite 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. Gedrite exhibits Vitreous luster. Opal, on other hand, exhibits Vitreous and Pearly luster.