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Sylvite
Sylvite

Gedrite
Gedrite



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Sylvite
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Gedrite

Sylvite Vs Gedrite

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Astrology

Origin

Mexico, Canada
Southern and central Africa

Color

Colorless, White, Blue, Red, Reddish, Brownish
Brown, Green, gray, White

Streak

White
gray, 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

Soluble
-

Durability

-
-

Specific Gravity

1.9933.15-3.259
1 7.18
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Fracture

Uneven
-

Cleavage

Perfect on [100], [010], [001]
Gedrite   Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.

Mohs Hardness

2.55.5-6
2 10
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Chemical Composition

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

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Visible in colored crystals
Weak to moderate

Dispersion

0.010.02
0.005 1
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Transparency

-
Transparent

Refractive Index

1.49031.625-1.718
1 3.25
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Optic Character

-
-

Crystal System

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

Birefringence

-9999-9999
0 0.296
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Clarity

-
Transparent

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

-
-

Reproductive

-
-

Digestive

-
-

Psychology

Grounding
Focus

Healing

Emotional healing
-

Qualities Associated

Peace
Protection

Sylvite Vs Gedrite Fracture

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

Sylvite Vs Gedrite Luster

A primary knowledge about Sylvite vs Gedrite 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. Sylvite exhibits Vitreous luster. Gedrite, on other hand, exhibits Vitreous luster.