Cassiterite

Gedrite

Cassiterite Vs Gedrite

Cassiterite

Gedrite

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Astrology

Origin

Sri Lanka

Southern and central Africa

Color

Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray

Brown, Green, gray, White

Streak

White, Brownish

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

insoluble

Durability

Specific Gravity

6.86-7.033.15-3.259

1 7.18

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Fracture

Subconchoidal, Uneven, Conchoidal, Irregular

Cleavage

{100} imperfect, {110} indistinct; partings on {111} or {011}

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

Mohs Hardness

6-75.5-6

2 10

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Chemical Composition

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Optical Properties

Luster

Adamantine, Greasy

Vitreous

Pleochroism

Pleochroic haloes have been observed. Dichroic in yellow

Weak to moderate

Dispersion

0.070.02

0.005 1

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Transparency

Transparent, Translucent

Transparent

Refractive Index

1.990-2.1051.625-1.718

1 3.25

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Optic Character

Crystal System

tetragonal

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

Birefringence

0.096-0.098-9999

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Poor

Reproductive

Digestive

Psychology

Focus

Healing

Emotional healing

Qualities Associated

Manifestation

Protection

Cassiterite Vs Gedrite Fracture

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

Compare Red Gemstones

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Cassiterite Vs Gedrite Luster

A primary knowledge about Cassiterite 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. Cassiterite exhibits Adamantine and Greasy luster. Gedrite, on other hand, exhibits Vitreous luster.