Lapis lazuli

Celestine

Lapis lazuli Vs Celestine

Lapis lazuli

Celestine

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1 Astrology

1.1 Origin

Afghanistan

The origin of celestine is chiefly sedimentary. It occurs as cavity or, fissure fillings, Southern and central Africa, Sixth Edition (2006)

1.2 Color

Violet, Blue, White

Colorless, Blue, Brown, Colorless, Green, gray

1.3 Streak

Blue

White

1.4 For which Rashi?

Sagittarius

Gemini

1.5 Planet

Venus

Venus, Neptune

1.6 Element of Planets

Water

Water, Air

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Receptive

1.9 Deities

Venus

Gia

1.10 Not to wear with

Not Available

1.11 Powers

Protection, Courage

Healing

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

Brittle

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.50-3.003.90-4.00

1 7.18

2.5 Fracture

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

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

2.6 Cleavage

3,6

Perfect on {001}, good on {210}, poor on {010}

2.7 Mohs Hardness

5.53-3.5

2 10

2.8 Chemical Composition

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

SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3 Optical Properties

3.1 Luster

Vitreous, Greasy

Vitreous, Pearly

3.2 Pleochroism

AbsentWalter Schumann

Weakly trichroiC

3.3 Dispersion

NoneNA

0.007 1

3.4 Transparency

Opaque

Gems

3.5 Refractive Index

1.500-1.6701.619-1.635

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Orthorhombic

3.8 Birefringence

Not Available0.004-0.012

0 0.296

3.9 Clarity

Gemstones of the world (2001)

Gems

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

Lapis lazuli Vs Celestine Fracture

Fracture is an important parameter when you compare Lapis lazuli and Celestine Physical Properties. It is necessary to understand the significance of these properties, before you compare Lapis lazuli Vs Celestine 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 ConchoidalWalter Schumann, Gemstones of the world (2001) and Uneven-Conchoidal. Celestine fracture is Brittle, Conchoidal, Gemstones (2009), Gemstones (2009) and UnevenArthur Thomas.

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Lapis lazuli Vs Celestine Luster

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