Scheelite

Petalite

Scheelite Vs Petalite

Scheelite

Petalite

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1 Astrology

1.1 Origin

Switzerland, Australia, Brazil

Canada, USA, Brazil, Italy, Mozambique, Zimbabwe, Russia, Burma, Australia

1.2 Color

Yellow, Colorless, White, Brownish, Reddish

Colorless, gray, Yellow, White

1.3 Streak

White

Colorless

1.4 For which Rashi?

Not Available

1.5 Planet

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

Not Available

1.9 Deities

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

Brittle

2.2 Solubility

Not Available

insoluble

2.3 Durability

Not Available

2.4 Specific Gravity

5.9-6.32.40

1 7.18

2.5 Fracture

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

Subconchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal

2.6 Cleavage

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

Perfect on {001}, poor on {201} with 38.5° angle between the two

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

LiAlSi 4O 10Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3 Optical Properties

3.1 Luster

Vitreous, Adamantine

Vitreous, Pearly

3.2 Pleochroism

Definite dichoric in yellow (yellow to orange-brown)

AbsentWalter Schumann

3.3 Dispersion

0.040.01

0.007 1

3.4 Transparency

Translucent, Transparent

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.918-1.9361.502-1.523

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

tetragonal

monoclinic

3.8 Birefringence

0.0160.012-0.016

0 0.296

3.9 Clarity

Translucent

TransparentUlrich Henn and Claudio C. Milisenda

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 Petalite Fracture

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

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Scheelite Vs Petalite Luster

A primary knowledge about Scheelite vs Petalite 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. Petalite, on other hand, exhibits Pearly and Vitreous luster.