Labradorite

Bertrandite

Labradorite Vs Bertrandite

Labradorite

Bertrandite

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1 Astrology

1.1 Origin

Canada, USA, Mexico, Madagascar, Australia, Not Available, Finland, India, Russia, Yellow, blue, Orange

Not Available, Southern and central Africa

1.2 Color

Violet, Colorless, gray, White, Green

Colorless, Colorless, Yellow

1.3 Streak

White

1.4 For which Rashi?

Aquarius

Not Available

1.5 Planet

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

Not Available

1.9 Deities

Isis

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Protection, Psychic Power

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

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.69-2.722.59-2.60

1 7.18

2.5 Fracture

Uneven, Conchoidal, Gems, Sixth Edition (2006)

Brittle, Metallic, Brittle, Metallic

2.6 Cleavage

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

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

2.7 Mohs Hardness

6-6.56-7

2 10

2.8 Chemical Composition

(Na,Ca)_1-2Si_3-2O₈

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

3 Optical Properties

3.1 Luster

Vitreous, Pearly

Vitreous

3.2 Pleochroism

From the Congo

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

1.554-1.5731.583-1.614

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Triclinic

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

3.8 Birefringence

0.008-0.010Not Available

0 0.296

3.9 Clarity

Transparent

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

Labradorite Vs Bertrandite Fracture

Fracture is an important parameter when you compare Labradorite and Bertrandite Physical Properties. It is necessary to understand the significance of these properties, before you compare Labradorite 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 Labradorite is Conchoidal, Gems, Sixth Edition (2006) and Uneven. Bertrandite fracture is Brittle, Brittle, Metallic and Metallic.

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Labradorite Vs Bertrandite Luster

A primary knowledge about Labradorite 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. Labradorite exhibits Pearly and Vitreous luster. Bertrandite, on other hand, exhibits Vitreous luster.