Lapis lazuli

White Opal

Lapis lazuli Vs White Opal

Lapis lazuli

White Opal

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Astrology

Origin

Afghanistan

Australia, Canada

Color

Violet, Blue, White

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

Streak

Blue

For which Rashi?

Sagittarius

Planet

Venus

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Venus

Not to wear with

Powers

Protection, Courage

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.50-3.001.98-2.50

1 7.18

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Fracture

Uneven-Conchoidal, ConchoidalWalter Schumann

Conchoidal

Cleavage

3,6

None

Mohs Hardness

5.55.5-6.5

2 10

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Chemical Composition

The chief constituent Lapis Lazuli is Lazurite, with the following chemical formula: (Na,Ca)₈Al₆Si₆O₂₄(S,SO)₄

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Optical Properties

Luster

Vitreous, Greasy

Pleochroism

Dispersion

-0.01

0.005 1

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Transparency

Opaque

Translucent

Refractive Index

1.500-1.6701.37-1.52

1 3.25

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Optic Character

Crystal System

Trigonal

Birefringence

-9999-9999

0 0.296

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Clarity

Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Digestive

Psychology

Wisdom

Hope

Healing

Emotional healing

Qualities Associated

Inner Truth

Emotional Healing

Lapis lazuli Vs White Opal Fracture

Fracture is an important parameter when you compare Lapis lazuli and White Opal Physical Properties. It is necessary to understand the significance of these properties, before you compare Lapis lazuli Vs White Opal 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 Lapis lazuli is Uneven-Conchoidal and ConchoidalWalter Schumann. White Opal fracture is Conchoidal.

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Lapis lazuli Vs White Opal Luster

A primary knowledge about Lapis lazuli vs White Opal 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. Lapis lazuli exhibits Vitreous and Greasy luster.