Tourmaline

Anhydrite

Tourmaline Vs Anhydrite

Tourmaline

Anhydrite

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1 Astrology

1.1 Origin

Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan

Mexico

1.2 Color

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

Colorless, Blue, Violet, White, Brown, Colorless, Blue, Violet, White, rose, Brown, gray, Colorless, White, Violet, gray, Colorless, White, Violet, gray

1.3 Streak

White

1.4 For which Rashi?

Libra

Not Available

1.5 Planet

Venus, Mars

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

Projective

Not Available

1.9 Deities

Venus

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

Brittle

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.85-3.352.90-2.98

1 7.18

2.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Brittle, Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

2.6 Cleavage

Indistinct

Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.

2.7 Mohs Hardness

7-7.53.5

2 10

2.8 Chemical Composition

Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

3 Optical Properties

3.1 Luster

Vitreous

Pearly, Greasy

3.2 Pleochroism

typically moderate to strong

For violet varieties

3.3 Dispersion

0.020.01

0.007 1

3.4 Transparency

Transparent, Translucent, Transparent to opaque

Transparent

3.5 Refractive Index

1.614-1.6661.570-1.614

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Orthorhombic

3.8 Birefringence

0.014-0.0400.042-0.044

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

Tourmaline Vs Anhydrite Fracture

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

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Tourmaline Vs Anhydrite Luster

A primary knowledge about Tourmaline vs Anhydrite 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. Tourmaline exhibits Vitreous luster. Anhydrite, on other hand, exhibits Greasy and Pearly luster.