Lazulite

Dumortierite

Lazulite Vs Dumortierite

Lazulite

Dumortierite

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1 Astrology

1.1 Origin

Brazil, Southern and central Africa

Southern and central Africa, violet, blue, violet, blue

1.2 Color

Blue, Green, Black

Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink

1.3 Streak

White

1.4 For which Rashi?

Gemini, Sagittarius, Gemini, Sagittarius, Gemini, Sagittarius

Leo, Sagittarius, Leo, Sagittarius, Leo, Sagittarius

1.5 Planet

Jupiter

Saturn

1.6 Element of Planets

Not Available

Water

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Projective

Receptive

1.9 Deities

Gia

Isis

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

Healing

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

3.04-3.173.26-3.41

1 7.18

2.5 Fracture

Uneven, Uneven, Gemstones of the world (2001) More from other references

Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

2.6 Cleavage

{001} Indistinct, {???} Indistinct

Distinct on {100}, poor on {110}; parting on {001}

2.7 Mohs Hardness

5.57-8.5

2 10

2.8 Chemical Composition

(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

AlAl₆O₃BSi₃O₁₈

3 Optical Properties

3.1 Luster

Not Available

Vitreous

3.2 Pleochroism

Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli

Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue

3.3 Dispersion

0.01None

0.007 1

3.4 Transparency

Transparent, Translucent

Translucent, Translucent to opaque

3.5 Refractive Index

1.604-1.6461.669-1.723

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

monoclinic

Orthorhombic

3.8 Birefringence

0.031-0.0360.011-0.037

0 0.296

3.9 Clarity

Transparent

Translucent

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

Lazulite Vs Dumortierite Fracture

Fracture is an important parameter when you compare Lazulite and Dumortierite Physical Properties. It is necessary to understand the significance of these properties, before you compare Lazulite Vs Dumortierite 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 Lazulite is Gemstones of the world (2001) More from other references, Uneven and Uneven. Dumortierite fracture is ConchoidalWalter Schumann, Fibrous and Gemstones of the world (2001) More from other references.

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Lazulite Vs Dumortierite Luster

A primary knowledge about Lazulite vs Dumortierite 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. Dumortierite, on other hand, exhibits Vitreous luster.