Malachite

Black Opal

Malachite Vs Black Opal

Malachite

Black Opal

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1 Astrology

1.1 Origin

Southern and central Africa, green

Australia

1.2 Color

Green

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

1.3 Streak

Green

Not Available

1.4 For which Rashi?

Capricorn, Scorpio, Capricorn, Scorpio, Capricorn, Scorpio

Not Available

1.5 Planet

Venus

Not Available

1.6 Element of Planets

Earth

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Receptive

Not Available

1.9 Deities

Freyja

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Protection

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

3.25-4.101.97-2.22

1 7.18

2.5 Fracture

Conchoidal, Conchoidal, Gemstones (2009), Uneven

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

2.6 Cleavage

Perfect on { 2 01} fair on {010}

Not Available

2.7 Mohs Hardness

3.5-46-6.5

2 10

2.8 Chemical Composition

Cu₂CO₃(OH)₂

SiO 2 + H 2OUlrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Adamantine, Vitreous, Silky, Fibrous

Not Available

3.2 Pleochroism

Not Available

AbsentWalter Schumann

3.3 Dispersion

NoneNone

0.007 1

3.4 Transparency

Opaque

Transparent, Translucent

3.5 Refractive Index

1.655-1.9091.370-1.470

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

monoclinic

Not Available

3.8 Birefringence

0.254Not Available

0 0.296

3.9 Clarity

Gemmological Tables (2004) More from other references

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

Malachite Vs Black Opal Fracture

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

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Malachite Vs Black Opal Luster

A primary knowledge about Malachite 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. Malachite exhibits Adamantine, Fibrous, Silky and Vitreous luster.