Labradorite

Lapis lazuli

Labradorite Vs Lapis lazuli

Labradorite

Lapis lazuli

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1 Astrology

1.1 Origin

Canada, USA, Mexico, Madagascar, Australia, Not Available, Finland, India, Russia, Yellow, blue, Orange

Afghanistan

1.2 Color

Violet, Colorless, gray, White, Green

Violet, Blue, White

1.3 Streak

White

Blue

1.4 For which Rashi?

Aquarius

Sagittarius

1.5 Planet

Not Available

Venus

1.6 Element of Planets

Water

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

Receptive

1.9 Deities

Isis

Venus

1.10 Not to wear with

Not Available

1.11 Powers

Protection, Psychic Power

Protection, Courage

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.69-2.722.50-3.00

1 7.18

2.5 Fracture

Uneven, Conchoidal, Gems, Sixth Edition (2006)

Uneven-Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

2.6 Cleavage

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

3,6

2.7 Mohs Hardness

6-6.55.5

2 10

2.8 Chemical Composition

(Na,Ca)_1-2Si_3-2O₈

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

3 Optical Properties

3.1 Luster

Vitreous, Pearly

Vitreous, Greasy

3.2 Pleochroism

From the Congo

AbsentWalter Schumann

3.3 Dispersion

0.01None

0.007 1

3.4 Transparency

Transparent, Translucent, Transparent to translucent

Opaque

3.5 Refractive Index

1.554-1.5731.500-1.670

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Triclinic

Trigonal

3.8 Birefringence

0.008-0.010Not Available

0 0.296

3.9 Clarity

Transparent

Gemstones of the world (2001)

4 Benefits

4.1 Physical

4.1.1 Neurological

Not Available

4.1.2 Cardiovascular

Not Available

4.1.3 Respiratory

Not Available

4.1.4 Reproductive

Not Available

4.1.5 Digestive

Not Available

4.2 Psychology

Not Available

4.3 Healing

Not Available

4.4 Qualities Associated

Not Available

Labradorite Vs Lapis lazuli Fracture

Fracture is an important parameter when you compare Labradorite and Lapis lazuli Physical Properties. It is necessary to understand the significance of these properties, before you compare Labradorite 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 Labradorite is Conchoidal, Gems, Sixth Edition (2006) and Uneven. Lapis lazuli fracture is ConchoidalWalter Schumann, Gemstones of the world (2001) and Uneven-Conchoidal.

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Labradorite Vs Lapis lazuli Luster

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