Nepheline

Spodumene

Nepheline Vs Spodumene

Nepheline

Spodumene

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1 Astrology

1.1 Origin

Canada

Afghanistan, Australia, Brazil, Madagascar, Pakistan, Canada

1.2 Color

White, Reddish, gray, Brown, Brownish

Green, White

1.3 Streak

White

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

Not Available

Brittle

2.2 Solubility

Not Available

insoluble

2.3 Durability

Not Available

2.4 Specific Gravity

2.55-2.653.15-3.21

1 7.18

2.5 Fracture

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

Uneven, Subconchoidal, Gemstones (2009)

2.6 Cleavage

[1010] Poor

Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°

2.7 Mohs Hardness

5-66-7

2 10

2.8 Chemical Composition

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

LiAlSi₂O₆

3 Optical Properties

3.1 Luster

Vitreous, Greasy

Vitreous

3.2 Pleochroism

Not Available

Strong in kunzite: α-purple

3.3 Dispersion

NA0.02

0.007 1

3.4 Transparency

Transparent, Translucent

Transparent

3.5 Refractive Index

1.529-1.5471.657-1.681

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Hexagonal

monoclinic

3.8 Birefringence

0.003-0.0040.014-0.018

0 0.296

3.9 Clarity

Transparent

Gems

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

Nepheline Vs Spodumene Fracture

Fracture is an important parameter when you compare Nepheline and Spodumene Physical Properties. It is necessary to understand the significance of these properties, before you compare Nepheline Vs Spodumene 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 Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Subconchoidal. Spodumene fracture is Gemstones (2009), Subconchoidal and Uneven.

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Nepheline Vs Spodumene Luster

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