Prasiolite

Lapis lazuli

Prasiolite Vs Lapis lazuli

Prasiolite

Lapis lazuli

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Astrology

Origin

Canada

Afghanistan

Color

Green

Violet, Blue, White

Streak

Blue

For which Rashi?

Libra, Sagittarius, Taurus

Sagittarius

Planet

Jupiter

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

Brittle

Solubility

Durability

Specific Gravity

2.652.50-3.00

1 7.18

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Fracture

Conchoidal, ConchoidalWalter Schumann

Uneven-Conchoidal, ConchoidalWalter Schumann

Cleavage

3,1

3,6

Mohs Hardness

75.5

2 10

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Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Optical Properties

Luster

Vitreous

Vitreous, Greasy

Pleochroism

Very weak: light green pale greenWalter Schumann

Dispersion

0.01-

0.005 1

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Transparency

Transparent, Translucent

Opaque

Refractive Index

1.544-1.5531.500-1.670

1 3.25

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Optic Character

Crystal System

Trigonal

Birefringence

0.009-9999

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Digestive

Supports digestive health

Psychology

Wisdom

Healing

Emotional healing

Qualities Associated

Spiritual Connection

Inner Truth

Prasiolite Vs Lapis lazuli Fracture

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

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Prasiolite Vs Lapis lazuli Luster

A primary knowledge about Prasiolite vs Lapis lazuli 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. Prasiolite exhibits Vitreous luster. Lapis lazuli, on other hand, exhibits Vitreous and Greasy luster.