Amethyst

Tortoiseshell

Amethyst Vs Tortoiseshell

Amethyst

Tortoiseshell

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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

Southern and central Africa

1.2 Color

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

Brown, Red, Green, Blue, Violet

1.3 Streak

White

Not Available

1.4 For which Rashi?

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

Not Available

1.5 Planet

Not Available

1.6 Element of Planets

Water

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

Diana

Not Available

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

2.2 Solubility

insoluble in common solvents

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.651.25-1.35

1 7.18

2.5 Fracture

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

Not Available

2.6 Cleavage

Indiscernible

Not Available

2.7 Mohs Hardness

7Not Available

2 10

2.8 Chemical Composition

SiO₂

Not Available

3 Optical Properties

3.1 Luster

Vitreous

Not Available

3.2 Pleochroism

None

Not Available

3.3 Dispersion

0.01NA

0.007 1

3.4 Transparency

Transparent, Transparent to translucent

Gemmological Tables (2004)

3.5 Refractive Index

1.544-1.5531.540-1.560

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Not Available

3.8 Birefringence

0.009Not Available

0 0.296

3.9 Clarity

Transparent

OpaqueUlrich Henn and Claudio C. Milisenda

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 Tortoiseshell Fracture

Fracture is an important parameter when you compare Amethyst and Tortoiseshell Physical Properties. It is necessary to understand the significance of these properties, before you compare Amethyst Vs Tortoiseshell 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).

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Amethyst Vs Tortoiseshell Luster

A primary knowledge about Amethyst vs Tortoiseshell 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.