Nepheline

Scheelite

Nepheline Vs Scheelite

Nepheline

Scheelite

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Astrology

Origin

Canada

Switzerland, Australia, Brazil

Color

White, Reddish, gray, Brown, Brownish

Yellow, Colorless, White, Brownish, Reddish

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

2.55-2.655.9-6.3

1 7.18

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Fracture

Subconchoidal, Conchoidal

Conchoidal, Uneven

Cleavage

[1010] Poor

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

Mohs Hardness

5-64.5-5

2 10

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Chemical Composition

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

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

Optical Properties

Luster

Vitreous, Greasy

Vitreous, Adamantine

Pleochroism

Definite dichoric in yellow (yellow to orange-brown)

Dispersion

0.010.04

0.005 1

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Transparency

Transparent, Translucent

Translucent, Transparent

Refractive Index

1.529-1.5471.918-1.936

1 3.25

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Optic Character

Crystal System

Hexagonal

tetragonal

Birefringence

0.003-0.0040.016

0 0.296

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Clarity

Transparent

Translucent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Reproductive

Digestive

Psychology

Awareness

Healing

Physical healing

Qualities Associated

Clarity

Balance & Clarity

Nepheline Vs Scheelite Fracture

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

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Nepheline Vs Scheelite Luster

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