Emerald

Bertrandite

Emerald Vs Bertrandite

Emerald

Bertrandite

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1 Astrology

1.1 Origin

Colombia, Zambia, Brazil, Madagascar, Southern and central Africa, Zimbabwe, Russia, India, Pakistan, Australia, USA, Not Available, Mexico, Spain

Not Available, Southern and central Africa

1.2 Color

Green, Green, Blue, Yellow, Grey

Colorless, Colorless, Yellow

1.3 Streak

White

1.4 For which Rashi?

Taurus, Gemini, Aries, Taurus, Gemini, Aries, Taurus, Gemini, Aries

Not Available

1.5 Planet

Venus, Mercury

Not Available

1.6 Element of Planets

Earth

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Gold

Not Available

1.8 Energy

Receptive

Not Available

1.9 Deities

Diana, Artemis, Venus, Freyja

Not Available

1.10 Not to wear with

Red Coral, Natural Pearl, Moonstone, Ruby, Red Coral, Natural Pearl, Moonstone, Ruby

Not Available

1.11 Powers

Money, Protection, Love, Courage

Not Available

1.12 Birthstone

1.12.1 Planetary

Taurus

Not Available

1.12.2 Talisman

Gemini

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

2.2 Solubility

Not Available

2.3 Durability

Hard

Not Available

2.4 Specific Gravity

2.67-2.782.59-2.60

1 7.18

2.5 Fracture

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

Brittle, Metallic, Brittle, Metallic

2.6 Cleavage

Imperfect on the [0001]

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

2.7 Mohs Hardness

7.5-86-7

2 10

2.8 Chemical Composition

Be₃Al₂SiO₆

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

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

Strong dichroism: yellow green Lazzarelli

none.

3.3 Dispersion

0.01NA

0.007 1

3.4 Transparency

Transparent, Translucent, Transparent to translucent

TransparentAnthony et al, Handbook of mineralogy (2001)

3.5 Refractive Index

1.565-1.6021.583-1.614

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Hexagonal

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

3.8 Birefringence

0.0040-0.0070Not Available

0 0.296

3.9 Clarity

Color grading system

TransparentAnthony et al

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

Emerald Vs Bertrandite Fracture

Fracture is an important parameter when you compare Emerald and Bertrandite Physical Properties. It is necessary to understand the significance of these properties, before you compare Emerald Vs Bertrandite 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 Emerald is ConchoidalWalter Schumann, Gemstones of the world (2001), Uneven and Uneven. Bertrandite fracture is Brittle, Brittle, Metallic and Metallic.

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Emerald Vs Bertrandite Luster

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