Scheelite

Prehnite

Scheelite Vs Prehnite

Scheelite

Prehnite

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1 Astrology

1.1 Origin

Switzerland, Australia, Brazil

Australia, Southern and central Africa, green, brown, Australia, France, green, brown, Australia, France

1.2 Color

Yellow, Colorless, White, Brownish, Reddish

Green, Colorless, gray, Yellow, White

1.3 Streak

White

Colorless

1.4 For which Rashi?

Not Available

Libra

1.5 Planet

Not Available

Venus

1.6 Element of Planets

Not Available

Earth

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

Not Available

Freya

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

Brittle

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

5.9-6.32.80-2.95

1 7.18

2.5 Fracture

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

Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic

2.6 Cleavage

On {101}, distinct; on {112}, interrupted; on {001}, indistinct

Distinct on [001]

2.7 Mohs Hardness

4.5-56-6.5

2 10

2.8 Chemical Composition

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

Ca₂Al₂Si₃O₁₂(OH)

3 Optical Properties

3.1 Luster

Vitreous, Adamantine

Vitreous

3.2 Pleochroism

Definite dichoric in yellow (yellow to orange-brown)

AbsentWalter Schumann

3.3 Dispersion

0.04None

0.007 1

3.4 Transparency

Translucent, Transparent

Translucent

3.5 Refractive Index

1.918-1.9361.611-1.673

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

tetragonal

Orthorhombic

3.8 Birefringence

0.0160.021-0.033

0 0.296

3.9 Clarity

Translucent

TranslucentHerve Nicolas Lazzarelli

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

Scheelite Vs Prehnite Fracture

Fracture is an important parameter when you compare Scheelite and Prehnite Physical Properties. It is necessary to understand the significance of these properties, before you compare Scheelite Vs Prehnite 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 Scheelite is Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references and Uneven. Prehnite fracture is Brittle, Gemstones of the world (2001) More from other references, Metallic, Uneven, UnevenWalter Schumann, White and Yellow.

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Scheelite Vs Prehnite Luster

A primary knowledge about Scheelite vs Prehnite 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. Scheelite exhibits Adamantine and Vitreous luster. Prehnite, on other hand, exhibits Vitreous luster.