Wulfenite

Black Opal

Wulfenite Vs Black Opal

Wulfenite

Black Opal

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1 Astrology

1.1 Origin

Austria

Australia

1.2 Color

Red, Yellow, Brown, orange, gray, Green

White, Colorless, Blue, Red, Green, Yellow, Violet

1.3 Streak

White

Not Available

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

Brittle

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

6.50-7.001.97-2.22

1 7.18

2.5 Fracture

Irregular, Brittle, Conchoidal

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

2.6 Cleavage

On {011}, distinct; on {001}, {013}, indistinct

Not Available

2.7 Mohs Hardness

36-6.5

2 10

2.8 Chemical Composition

PbMoO 4Walter Schumann , Gemstones of the world (2001)

SiO 2 + H 2OUlrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Adamantine, Resinous

Not Available

3.2 Pleochroism

Weak

AbsentWalter Schumann

3.3 Dispersion

NANone

0.007 1

3.4 Transparency

Transparent

Transparent, Translucent

3.5 Refractive Index

2.280-2.4051.370-1.470

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

tetragonal

Not Available

3.8 Birefringence

0.122Not Available

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

Wulfenite Vs Black Opal Fracture

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

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Wulfenite Vs Black Opal Luster

A primary knowledge about Wulfenite vs Black Opal 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. Wulfenite exhibits Adamantine and Resinous luster.