Verdelite

Tourmaline

Verdelite Vs Tourmaline

Verdelite

Tourmaline

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1 Astrology

1.1 Origin

Afghanistan, Brazil, Mozambique, Sri Lanka, USA

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

1.4 Color

Green, Brown

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

1.6 Streak

Not Available

White

1.7 For which Rashi?

Not Available

Libra

1.10 Planet

Not Available

Venus, Mars

1.11 Element of Planets

Not Available

Water

1.14 Energy

Not Available

Projective

1.16 How to Wear?

1.16.2 Finger

Not Available

1.16.4 Ring Metal

Not Available

1.18 Deities

Not Available

Venus

1.20 Not to wear with

Not Available

1.22 Powers

Not Available

Love, Courage

1.24 Birthstone

1.24.2 Planetary

Not Available

1.24.4 Talisman

Not Available

3 Physical Properties

3.1 Tenacity

Not Available

3.3 Solubility

Not Available

3.5 Durability

Not Available

3.7 Specific Gravity

2.90-3.402.85-3.35

1 7.18

3.17 Fracture

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

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

3.18 Cleavage

Not Available

Indistinct

3.19 Mohs Hardness

7-7.57-7.5

2 10

6.4 Chemical Composition

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

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

7 Optical Properties

7.1 Luster

Not Available

Vitreous

7.2 Pleochroism

Strong: dark green yellow

typically moderate to strong

7.5 Dispersion

0.020.02

0.007 1

7.19 Transparency

Transparent, Translucent

Transparent, Translucent, Transparent to opaque

7.20 Refractive Index

1.614-1.6661.614-1.666

1 3.25

9.5 Optic Character

Not Available

9.7 Crystal System

Not Available

Trigonal

10.2 Birefringence

0.014-0.0400.014-0.040

0 0.296

10.6 Clarity

Transparent

11 Benefits

11.1 Physical

11.1.1 Neurological

Not Available

11.1.2 Cardiovascular

Not Available

11.1.3 Respiratory

Not Available

11.1.4 Reproductive

Not Available

11.1.5 Digestive

Not Available

11.2 Psychology

Not Available

11.3 Healing

Not Available

11.4 Qualities Associated

Not Available

Verdelite Vs Tourmaline Fracture

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

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Verdelite Vs Tourmaline Luster

A primary knowledge about Verdelite vs Tourmaline 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, on other hand, exhibits Vitreous luster.