Boulder Opal

Sinhalite

Boulder Opal Vs Sinhalite

Boulder Opal

Sinhalite

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Astrology

Origin

Australia

Sri Lanka, Burma, USA, Russia

Color

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

Yellow, Brown, pink, Colorless

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

1.98-2.253.46-3.50

1 7.18

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Fracture

Conchoidal

Cleavage

None

Perfect

Mohs Hardness

5-6.56-7

2 10

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Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties

Luster

Pleochroism

Trichroism: green light brown dark brownHerve Nicolas Lazzarelli

Dispersion

0.010.02

0.005 1

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Transparency

Transparent, Translucent

Refractive Index

1.370-1.4701.665-1.712

1 3.25

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Optic Character

Crystal System

Orthorhombic

Birefringence

-99990.036-0.042

0 0.296

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Clarity

Transparent

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Digestive

Psychology

Creativity

Intuition

Healing

Emotional healing

Qualities Associated

Creativity

Emotional Healing

Boulder Opal Vs Sinhalite Fracture

Fracture is an important parameter when you compare Boulder Opal and Sinhalite Physical Properties. It is necessary to understand the significance of these properties, before you compare Boulder Opal Vs Sinhalite 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 Boulder Opal is Conchoidal. Sinhalite fracture is Conchoidal.

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Boulder Opal Vs Sinhalite Luster

A primary knowledge about Boulder Opal vs Sinhalite 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.