Amethyst

Prehnite

Amethyst Vs Prehnite

Amethyst

Prehnite

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1 Astrology

1.1 Origin

USA, Zambia, Madagascar, India, Sri Lanka, Russia, Australia, Color: violet, purple-violet, Hardness: 7, Refractive index: 1.54 1.55, Density: 2.65 2.66, Chemical composition: SiO2, Crystal structure: hexagonal, Lustre: vitreous, Origins: Widespread; main sources are Brazil, Uruguay, Bolivia, Argentina, USA, East Africa, Zambia, Namibia, Madagascar, India, Sri Lanka, Russia, Brazil, Uruguay, Bolivia, Argentina, Australia, Brazil, Uruguay, Bolivia, Argentina, Australia

Australia, Southern and central Africa, green, brown, Australia, France, green, brown, Australia, France

1.2 Color

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

Green, Colorless, gray, Yellow, White

1.3 Streak

White

Colorless

1.4 For which Rashi?

Pisces, Scorpio, Sagittarius, Pisces, Scorpio, Sagittarius, Pisces, Scorpio, Sagittarius

Libra

1.5 Planet

Not Available

Venus

1.6 Element of Planets

Water

Earth

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Receptive

1.9 Deities

Diana

Freya

1.10 Not to wear with

Not Available

1.11 Powers

Love, Courage

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

insoluble in common solvents

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.652.80-2.95

1 7.18

2.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic

2.6 Cleavage

Indiscernible

Distinct on [001]

2.7 Mohs Hardness

76-6.5

2 10

2.8 Chemical Composition

SiO₂

Ca₂Al₂Si₃O₁₂(OH)

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

None

AbsentWalter Schumann

3.3 Dispersion

0.01None

0.007 1

3.4 Transparency

Transparent, Transparent to translucent

Translucent

3.5 Refractive Index

1.544-1.5531.611-1.673

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Orthorhombic

3.8 Birefringence

0.0090.021-0.033

0 0.296

3.9 Clarity

Transparent

TranslucentHerve Nicolas Lazzarelli

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

Amethyst Vs Prehnite Fracture

Fracture is an important parameter when you compare Amethyst and Prehnite Physical Properties. It is necessary to understand the significance of these properties, before you compare Amethyst Vs Prehnite 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 Amethyst is Conchoidal, ConchoidalWalter Schumann and Gemstones of the world (2001). Prehnite fracture is Brittle, Gemstones of the world (2001) More from other references, Metallic, Uneven, UnevenWalter Schumann, White and Yellow.

Compare Semi Precious Gemstones

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Amethyst Vs Prehnite Luster

A primary knowledge about Amethyst vs Prehnite 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. Amethyst exhibits Vitreous luster. Prehnite, on other hand, exhibits Vitreous luster.