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Opal
Opal

Sylvite
Sylvite



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Opal
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Sylvite

Opal Vs Sylvite

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Astrology

Origin

Ethiopia
Mexico, Canada

Color

Yellow, White, Red, Brown, Blue
Colorless, White, Blue, Red, Reddish, Brownish

Streak

White
White

For which Rashi?

Cancer, Libra, Scorpio
-

Planet

Mercury
-

Element of Planets

Earth, Air, Water
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-

Deities

Cupid
-

Not to wear with

-
-

Powers

Astral Projection, Psychicism
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

BrittleWalter Schumann
Brittle

Solubility

hot salt water
Soluble

Durability

-
-

Specific Gravity

1.98-2.251.993
1 7.18
👆🏻

Fracture

Conchoidal
Uneven

Cleavage

None
Perfect on [100], [010], [001]

Mohs Hardness

5-6.52.5
2 10
👆🏻

Chemical Composition

SiO2 · nH2O
KCl

Optical Properties

Luster

Vitreous, Pearly
Vitreous

Pleochroism

None
Visible in colored crystals

Dispersion

0.010.01
0.005 1
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Transparency

Transparent, Translucent, Transparent to translucent
-

Refractive Index

1.37-1.521.4903
1 3.25
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Optic Character

-
-

Crystal System

Trigonal
Isometric

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
-

Benefits

Physical

Neurological

Enhances mental clarity and focus
-

Cardiovascular

-
-

Respiratory

-
-

Reproductive

-
-

Digestive

-
-

Psychology

Creativity
Grounding

Healing

Emotional healing
Emotional healing

Qualities Associated

Creativity
Peace

Opal Vs Sylvite Fracture

Fracture is an important parameter when you compare Opal and Sylvite Physical Properties. It is necessary to understand the significance of these properties, before you compare Opal Vs Sylvite 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 Opal is Conchoidal. Sylvite fracture is Uneven.

Opal Vs Sylvite Luster

A primary knowledge about Opal vs Sylvite 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. Opal exhibits Vitreous and Pearly luster. Sylvite, on other hand, exhibits Vitreous luster.