Gedrite

Zinnwaldite

Gedrite Vs Zinnwaldite

Gedrite

Zinnwaldite

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Astrology

Origin

Southern and central Africa

Color

Brown, Green, gray, White

Yellow, Violet, Green, Brown, White, gray, Greenish

Streak

gray, White

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

Elastic

Solubility

Durability

Specific Gravity

3.15-3.2592.9-3.1

1 7.18

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Fracture

Uneven

Cleavage

Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.

Perfect basal {001}

Mohs Hardness

5.5-63.5-4.0

2 10

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Chemical Composition

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

Optical Properties

Luster

Vitreous

Pearly, Vitreous

Pleochroism

Weak to moderate

Distinct

Dispersion

0.020.02

0.005 1

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Transparency

Transparent

Refractive Index

1.625-1.7181.565-1.625

1 3.25

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Optic Character

Crystal System

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

monoclinic

Birefringence

-99990.040-0.050

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Reproductive

Digestive

Psychology

Focus

Healing

Qualities Associated

Protection

Gedrite Vs Zinnwaldite Fracture

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

Compare Brown Gemstones

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Gedrite Vs Zinnwaldite Luster

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