Rock Crystal

Colemanite

Rock Crystal Vs Colemanite

Rock Crystal

Colemanite

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Astrology

Origin

Sri Lanka

Southern and central Africa

Color

White, Colorless, Blue, Red, Green, Yellow, Violet

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

Solubility

Durability

Specific Gravity

2.652.40-2.42

1 7.18

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Fracture

ConchoidalWalter Schumann

Cleavage

None

{010} Perfect, {001} Distinct

Mohs Hardness

74.5

2 10

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Chemical Composition

SiO 2Walter Schumann , Gemstones of the world (2001)

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

Optical Properties

Luster

Vitreous

Pleochroism

Dispersion

0.010.02

0.005 1

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Transparency

TransparentWalter Schumann

Transparent

Refractive Index

1.544-1.5531.584-1.615

1 3.25

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Optic Character

Crystal System

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

Birefringence

0.0090.028-0.030

0 0.296

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Clarity

TransparentWalter Schumann

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Clarity

Imagination

Healing

Physical healing

Emotional healing

Qualities Associated

Clarity

Harmony

Rock Crystal Vs Colemanite Fracture

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

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Rock Crystal Vs Colemanite Luster

A primary knowledge about Rock Crystal 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. Colemanite, on other hand, exhibits Vitreous luster.