Bertrandite

Chrome Tourmaline

Bertrandite Vs Chrome Tourmaline

Bertrandite

Chrome Tourmaline

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Astrology

Origin

Southern and central Africa

Color

Colorless, Yellow

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

Streak

White

For which Rashi?

Libra

Planet

Venus, Mars

Element of Planets

Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Venus, Mars

Not to wear with

Powers

Love, Courage

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.59-2.602.85-3.35

1 7.18

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Fracture

Conchoidal

Cleavage

{001} Perfect, {110} Distinct, {101} Distinct

3,2

Mohs Hardness

6-77-7.5

2 10

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Chemical Composition

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Tourmaline is a series of several different minerals with unique chemical formulas.

Optical Properties

Luster

Vitreous

Pleochroism

none.

Dispersion

0.010.02

0.005 1

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Transparency

TransparentAnthony et al

Transparent, Translucent

Refractive Index

1.583-1.6141.614-1.666

1 3.25

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Optic Character

Crystal System

Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21

Hexagonal

Birefringence

-99990.014-0.040

0 0.296

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Clarity

TransparentAnthony et al

Transparent

Benefits

Physical

Neurological

Cardiovascular

Promotes mental clarity

Respiratory

Good

Reproductive

Digestive

Psychology

Harmony

Balance

Healing

Emotional healing

Qualities Associated

Creativity

Vitality

Bertrandite Vs Chrome Tourmaline Fracture

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

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Bertrandite Vs Chrome Tourmaline Luster

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