Schorl

Nepheline

Schorl Vs Nepheline

Schorl

Nepheline

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1 Astrology

1.1 Origin

India, Southern and central Africa, Madagascar

Canada

1.2 Color

Black, Brownish, Greenish

White, Reddish, gray, Brown, Brownish

1.3 Streak

Brown

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

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

3.18-3.222.55-2.65

1 7.18

2.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

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

2.6 Cleavage

{1011} Indistinct

[1010] Poor

2.7 Mohs Hardness

Not Available5-6

2 10

2.8 Chemical Composition

Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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

3 Optical Properties

3.1 Luster

Vitreous

Vitreous, Greasy

3.2 Pleochroism

Very strong: yellow-brown pale yellow

Not Available

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Transparent, Translucent

3.5 Refractive Index

1.635-1.6721.529-1.547

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Not Available

Hexagonal

3.8 Birefringence

0.0250.003-0.004

0 0.296

3.9 Clarity

Transparent

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

Schorl Vs Nepheline Fracture

Fracture is an important parameter when you compare Schorl and Nepheline Physical Properties. It is necessary to understand the significance of these properties, before you compare Schorl 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 Schorl is Brittle, Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Uneven and Uneven. Nepheline fracture is Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Subconchoidal.

Compare Black Gemstones

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Schorl Vs Nepheline Luster

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