Nepheline

Antigorite

Nepheline Vs Antigorite

Nepheline

Antigorite

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Astrology

Origin

Canada

Italy

Color

White, Reddish, gray, Brown, Brownish

Green, gray, Brown, Black

Streak

White

Greenish, 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

Solubility

Durability

Specific Gravity

2.55-2.652.58-2.80

1 7.18

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Fracture

Subconchoidal, Conchoidal

Conchoidal

Cleavage

[1010] Poor

{001} Good

Mohs Hardness

5-65-5.5

2 10

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Chemical Composition

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

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Optical Properties

Luster

Vitreous, Greasy

Waxy, Silky, Resinous, Greasy

Pleochroism

pale greenish yellow

Dispersion

0.010.02

0.005 1

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Transparency

Transparent, Translucent

Translucent

Refractive Index

1.529-1.5471.530-1.575

1 3.25

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Optic Character

Crystal System

Hexagonal

Monoclinic Domatic H-M Symbol (m) Space Group: Cm

Birefringence

0.003-0.004-9999

0 0.296

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Clarity

Transparent

Translucent

Benefits

Physical

Neurological

Supports neurological health

Cardiovascular

Supports heart health

Respiratory

Good

Reproductive

Digestive

Psychology

Harmony

Healing

Emotional healing

Qualities Associated

Clarity

Emotional Healing

Nepheline Vs Antigorite Fracture

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

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Nepheline Vs Antigorite Luster

A primary knowledge about Nepheline vs Antigorite 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. Antigorite, on other hand, exhibits Waxy, Silky, Resinous and Greasy luster.