Gypsum

Poudretteite

Gypsum Vs Poudretteite

Gypsum

Poudretteite

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Astrology

Origin

Mexico

Canada, Southern and central Africa

Color

Colorless, White, Greenish, Brown

Violet, Colorless, pink

Streak

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

Flexible

Brittle

Solubility

Soluble

Durability

Specific Gravity

2.20-2.402.51-2.53

1 7.18

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Fracture

Conchoidal, Splintery, Fibrous

Conchoidal, Splintery

Cleavage

Perfect on {010}, distinct on {100}

None

Mohs Hardness

2 10

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Chemical Composition

CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)

KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)

Optical Properties

Luster

Vitreous, Silky, Pearly, Waxy

Vitreous

Pleochroism

None

Colorless

Dispersion

0.010.02

0.005 1

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Transparency

Transparent, Translucent

Refractive Index

1.521-1.5311.511-1.532

1 3.25

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Optic Character

Crystal System

monoclinic

Hexagonal

Birefringence

0.0100.021

0 0.296

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Clarity

Transparent

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Harmony

Healing

Emotional healing

Qualities Associated

Harmony

Love

Gypsum Vs Poudretteite Fracture

Fracture is an important parameter when you compare Gypsum and Poudretteite Physical Properties. It is necessary to understand the significance of these properties, before you compare Gypsum Vs Poudretteite 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 Gypsum is Conchoidal, Splintery and Fibrous. Poudretteite fracture is Conchoidal and Splintery.

Compare Colorless Gems

Gypsum Vs Muscovite

Gypsum Vs Oligoclase

Gypsum Vs Orthoclase

Gypsum Vs Poudretteite Luster

A primary knowledge about Gypsum vs Poudretteite 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. Gypsum exhibits Vitreous, Silky, Pearly and Waxy luster. Poudretteite, on other hand, exhibits Vitreous luster.