Scheelite

Nepheline

Scheelite Vs Nepheline

Scheelite

Nepheline

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Astrology

Origin

Switzerland, Australia, Brazil

Canada

Color

Yellow, Colorless, White, Brownish, Reddish

White, Reddish, gray, Brown, Brownish

Streak

White

For which Rashi?

Planet

Element of Planets

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

5.9-6.32.55-2.65

1 7.18

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Fracture

Conchoidal, Uneven

Subconchoidal, Conchoidal

Cleavage

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

[1010] Poor

Mohs Hardness

4.5-55-6

2 10

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Chemical Composition

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

Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

Optical Properties

Luster

Vitreous, Adamantine

Vitreous, Greasy

Pleochroism

Definite dichoric in yellow (yellow to orange-brown)

Dispersion

0.040.01

0.005 1

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Transparency

Translucent, Transparent

Transparent, Translucent

Refractive Index

1.918-1.9361.529-1.547

1 3.25

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Optic Character

Crystal System

tetragonal

Hexagonal

Birefringence

0.0160.003-0.004

0 0.296

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Clarity

Translucent

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Reproductive

Digestive

Psychology

Awareness

Healing

Physical healing

Qualities Associated

Balance & Clarity

Clarity

Scheelite Vs Nepheline Fracture

Fracture is an important parameter when you compare Scheelite and Nepheline Physical Properties. It is necessary to understand the significance of these properties, before you compare Scheelite Vs Nepheline 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 and Uneven. Nepheline fracture is Subconchoidal and Conchoidal.

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Scheelite Vs Nepheline Luster

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