Gypsum

Colemanite

Gypsum Vs Colemanite

Gypsum

Colemanite

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Astrology

Origin

Mexico

Southern and central Africa

Color

Colorless, White, Greenish, Brown

Colorless, gray, White

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

Solubility

Soluble

Durability

Specific Gravity

2.20-2.402.40-2.42

1 7.18

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Fracture

Conchoidal, Splintery, Fibrous

Cleavage

Perfect on {010}, distinct on {100}

{010} Perfect, {001} Distinct

Mohs Hardness

24.5

2 10

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Chemical Composition

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

Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties

Luster

Vitreous, Silky, Pearly, Waxy

Vitreous

Pleochroism

None

Dispersion

0.010.02

0.005 1

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Transparency

Transparent, Translucent

Transparent

Refractive Index

1.521-1.5311.584-1.615

1 3.25

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Optic Character

Crystal System

monoclinic

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a

Birefringence

0.0100.028-0.030

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Harmony

Imagination

Healing

Emotional healing

Qualities Associated

Harmony

Gypsum Vs Colemanite Fracture

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

Compare Colorless Gems

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Gypsum Vs Colemanite Luster

A primary knowledge about Gypsum vs Colemanite 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. Colemanite, on other hand, exhibits Vitreous luster.