Black Opal

Super Seven Crystals

Black Opal Vs Super Seven Crystals

Black Opal

Super Seven Crystals

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1 Astrology

1.1 Origin

Australia

Spain

1.2 Color

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

Brown, Green, Brownish, Yellow, Greenish, White, Brown, Black

1.3 Streak

Not Available

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

1.97-2.222.9

1 7.18

2.5 Fracture

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

Fibrous

2.6 Cleavage

Not Available

[010] Perfect, [100] Distinct, [011] Distinct

2.7 Mohs Hardness

6-6.52

2 10

2.8 Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

Not Available

3 Optical Properties

3.1 Luster

Not Available

Vitreous, Pearly, Silky

3.2 Pleochroism

AbsentWalter Schumann

Not Available

3.3 Dispersion

NoneNA

0.007 1

3.4 Transparency

Transparent, Translucent

Transparent, Translucent, Opaque

3.5 Refractive Index

1.370-1.4701.519-1.521

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Not Available

monoclinic

3.8 Birefringence

Not Available0.0090-0.0100

0 0.296

3.9 Clarity

Transparent

Not Available

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

Black Opal Vs Super Seven Crystals Fracture

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

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Black Opal Vs Super Seven Crystals Luster

A primary knowledge about Black Opal vs Super Seven Crystals 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. Super Seven Crystals, on other hand, exhibits Pearly, Silky and Vitreous luster.