Tourmaline

Mottramite

Tourmaline Vs Mottramite

Tourmaline

Mottramite

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Astrology

Origin

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

Color

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

Brown, Green, Yellow

Streak

White

Green, Brownish

For which Rashi?

Libra

Planet

Venus, Mars

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Venus

Not to wear with

Powers

Love, Courage

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Soluble

Durability

Specific Gravity

2.85-3.355.9

1 7.18

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Fracture

Uneven, Conchoidal

Sub-Conchoidal

Cleavage

Indistinct

None observed

Mohs Hardness

7-7.53

2 10

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Chemical Composition

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

PbCu(VO4)(OH)

Optical Properties

Luster

Vitreous

Greasy

Pleochroism

typically moderate to strong

Visible X=Y= canary yellow to greenish yellow

Dispersion

0.020.04

0.005 1

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Transparency

Transparent, Translucent, Transparent to opaque

Refractive Index

1.614-1.6662.170

1 3.25

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Optic Character

Crystal System

Trigonal

Orthorhombic

Birefringence

0.014-0.0400.150

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Aids in mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Supports digestive health

Psychology

Protection

Confidence

Healing

Emotional healing

Qualities Associated

Protection

Transformation

Tourmaline Vs Mottramite Fracture

Fracture is an important parameter when you compare Tourmaline and Mottramite Physical Properties. It is necessary to understand the significance of these properties, before you compare Tourmaline Vs Mottramite 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 Uneven and Conchoidal. Mottramite fracture is Sub-Conchoidal.

Compare Semi Precious Gemstones

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Tourmaline Vs Mottramite Luster

A primary knowledge about Tourmaline vs Mottramite 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. Mottramite, on other hand, exhibits Greasy luster.