Gedrite

Mottramite

Gedrite Vs Mottramite

Gedrite

Mottramite

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Astrology

Origin

Southern and central Africa

Color

Brown, Green, gray, White

Brown, Green, Yellow

Streak

gray, White

Green, Brownish

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

3.15-3.2595.9

1 7.18

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Fracture

Sub-Conchoidal

Cleavage

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

None observed

Mohs Hardness

5.5-63

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)

PbCu(VO4)(OH)

Optical Properties

Luster

Vitreous

Greasy

Pleochroism

Weak to moderate

Visible X=Y= canary yellow to greenish yellow

Dispersion

0.020.04

0.005 1

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Transparency

Transparent

Refractive Index

1.625-1.7182.170

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

Orthorhombic

Birefringence

-99990.150

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Focus

Confidence

Healing

Emotional healing

Qualities Associated

Protection

Transformation

Gedrite Vs Mottramite Fracture

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

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Gedrite Vs Mottramite Luster

A primary knowledge about Gedrite vs Mottramite 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. Mottramite, on other hand, exhibits Greasy luster.