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Obsidian
Obsidian

Moldavite
Moldavite



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Obsidian
X
Moldavite

Obsidian Vs Moldavite

Astrology

Origin

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

Color

Brown, Green
Green

Streak

-
-

For which Rashi?

Sagittarius
Aquarius

Planet

-
Uranus

Element of Planets

-
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

Itzpapalotl
Persephone

Not to wear with

-
-

Powers

Protection
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.35-2.602.32-2.38
1 7.18
👆🏻

Fracture

Conchoidal, ConchoidalWalter Schumann
ConchoidalWalter Schumann

Cleavage

None
None

Mohs Hardness

5-5.55.5
2 10
👆🏻

Chemical Composition

SiO2
SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

-
Absent

Dispersion

0.010.04
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent, Translucent

Refractive Index

1.450-1.5501.48-1.54
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
-

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Benefits

Physical

Neurological

Aids in mental clarity and focus
-

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

Grounding
Transformation

Healing

Physical healing
Spiritual healing

Qualities Associated

Protection
Transformation

Obsidian Vs Moldavite Fracture

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

Obsidian Vs Moldavite Luster

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