Lazulite

Fayalite

Lazulite Vs Fayalite

Lazulite

Fayalite

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1 Astrology

1.1 Origin

Brazil, Southern and central Africa

Southern and central Africa

1.2 Color

Blue, Green, Black

Yellow, Brown, Black, Black

1.3 Streak

White

1.4 For which Rashi?

Gemini, Sagittarius, Gemini, Sagittarius, Gemini, Sagittarius

Not Available

1.5 Planet

Jupiter

Not Available

1.6 Element of Planets

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Projective

Not Available

1.9 Deities

Gia

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

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

3.04-3.174.392

1 7.18

2.5 Fracture

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

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

2.6 Cleavage

{001} Indistinct, {???} Indistinct

{010} moderate, {100} imperfect

2.7 Mohs Hardness

5.56.5-7

2 10

2.8 Chemical Composition

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

Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

3 Optical Properties

3.1 Luster

Not Available

Vitreous, Resinous

3.2 Pleochroism

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

Faint

3.3 Dispersion

0.01NA

0.007 1

3.4 Transparency

Transparent, Translucent

TransparentAnthony et al, Handbook of mineralogy (2001)

3.5 Refractive Index

1.604-1.6461.827-1.879

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

monoclinic

Orthorhombic

3.8 Birefringence

0.031-0.0360.042-0.051

0 0.296

3.9 Clarity

Transparent

TransparentAnthony et al

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 Fayalite Fracture

Fracture is an important parameter when you compare Lazulite and Fayalite Physical Properties. It is necessary to understand the significance of these properties, before you compare Lazulite Vs Fayalite 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. Fayalite fracture is Brittle, Conchoidal, Conchoidal, ConchoidalAnthony et al and Handbook of mineralogy (2001).

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Lazulite Vs Fayalite Luster

A primary knowledge about Lazulite vs Fayalite 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. Fayalite, on other hand, exhibits Resinous and Vitreous luster.