Bertrandite

Obsidian

Bertrandite Vs Obsidian

Bertrandite

Obsidian

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1 Astrology

1.1 Origin

Not Available, Southern and central Africa

Australia, Canada, Guatemala, Italy, Kenya, Mexico, Turkey, Mexico, Guatemala, Mexico, Guatemala

1.4 Color

Colorless, Colorless, Yellow

Brown, Green

1.6 Streak

White

Not Available

1.8 For which Rashi?

Not Available

Sagittarius

1.10 Planet

Not Available

1.11 Element of Planets

Not Available

1.12 How to Wear?

1.12.1 Finger

Not Available

2.1.1 Ring Metal

Not Available

2.2 Energy

Not Available

Projective

2.4 Deities

Not Available

Itzpapalotl

2.5 Not to wear with

Not Available

2.7 Powers

Not Available

Protection

2.8 Birthstone

2.9.1 Planetary

Not Available

2.9.2 Talisman

Not Available

3 Physical Properties

3.1 Tenacity

Not Available

3.2 Solubility

Not Available

3.3 Durability

Not Available

3.4 Specific Gravity

2.59-2.602.35-2.60

1 7.18

3.8 Fracture

Brittle, Metallic, Brittle, Metallic

Conchoidal, ConchoidalWalter Schumann, Conchoidal

3.9 Cleavage

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

Not Available

3.10 Mohs Hardness

6-75-5.5

2 10

4.3 Chemical Composition

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

Not Available

5 Optical Properties

5.1 Luster

Vitreous

5.3 Pleochroism

none.

AbsentWalter Schumann

5.4 Dispersion

NA0.01

0.007 1

5.5 Transparency

TransparentAnthony et al, Handbook of mineralogy (2001)

Transparent, Translucent

5.6 Refractive Index

1.583-1.6141.450-1.550

1 3.25

5.10 Optic Character

Not Available

5.12 Crystal System

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

Amorphous

5.14 Birefringence

Not AvailableNot Available

0 0.296

5.16 Clarity

TransparentAnthony et al

Transparent

7 Benefits

7.2 Physical

7.2.2 Neurological

Not Available

7.2.4 Cardiovascular

Not Available

7.2.6 Respiratory

Not Available

7.2.8 Reproductive

Not Available

7.2.9 Digestive

Not Available

7.3 Psychology

Not Available

7.5 Healing

Not Available

7.7 Qualities Associated

Not Available

Bertrandite Vs Obsidian Fracture

Fracture is an important parameter when you compare Bertrandite and Obsidian Physical Properties. It is necessary to understand the significance of these properties, before you compare Bertrandite Vs Obsidian 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 Bertrandite is Brittle, Brittle, Metallic and Metallic. Obsidian fracture is Conchoidal, Conchoidal and ConchoidalWalter Schumann.

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Bertrandite Vs Obsidian Luster

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