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Sard
Sard

Obsidian
Obsidian



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Sard
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Obsidian

Sard Vs Obsidian

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Astrology

Origin

Southern and central Africa
Australia, Canada, Guatemala, Italy, Kenya, Mexico, Turkey

Color

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

Streak

-
-

For which Rashi?

-
Sagittarius

Planet

-
-

Element of Planets

-
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

-
Itzpapalotl

Not to wear with

-
-

Powers

-
Protection

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.58-2.632.35-2.60
1 7.18
👆🏻

Fracture

Conchoidal
Conchoidal, ConchoidalWalter Schumann

Cleavage

None
None

Mohs Hardness

6.5-75-5.5
2 10
👆🏻

Chemical Composition

SiO 2Ulrich Henn and Claudio C.
SiO2

Optical Properties

Luster

Waxy
Vitreous

Pleochroism

-
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

Translucent
Transparent, Translucent

Refractive Index

1.535-1.5391.450-1.550
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
-

Birefringence

0.008-0.010-9999
0 0.296
👆🏻

Clarity

Translucent
Transparent

Benefits

Physical

Neurological

-
Aids in mental clarity and focus

Cardiovascular

-
-

Respiratory

-
Good

Reproductive

-
-

Digestive

-
-

Psychology

Strength
Grounding

Healing

Emotional healing
Physical healing

Qualities Associated

Protection
Protection

Sard Vs Obsidian Fracture

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

Sard Vs Obsidian Luster

A primary knowledge about Sard 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. Sard exhibits Waxy luster. Obsidian, on other hand, exhibits Vitreous luster.