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Boulder Opal
Boulder Opal

Pyrophyllite
Pyrophyllite



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Boulder Opal
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Pyrophyllite

Boulder Opal Vs Pyrophyllite

Astrology

Origin

Australia
Brazil

Color

White, Colorless, Blue, Red, Green, Yellow, Violet
White, Blue, Yellow, Brown, Green, Brownish, Greenish, gray

Streak

-
White

For which Rashi?

-
-

Planet

-
-

Element of Planets

-
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

-
-

Not to wear with

-
-

Powers

-
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

1.98-2.252.65-2.90
1 7.18
👆🏻

Fracture

Conchoidal
-

Cleavage

None
{001} Perfect

Mohs Hardness

5-6.5-9999
2 10
👆🏻

Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.
Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties

Luster

-
Pearly

Pleochroism

-
-

Dispersion

0.010.05
0.005 1
👆🏻

Transparency

Transparent, Translucent
Translucent

Refractive Index

1.370-1.4701.534-1.601
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
-

Birefringence

-99990.050
0 0.296
👆🏻

Clarity

Transparent
Translucent

Benefits

Physical

Neurological

-
-

Cardiovascular

Supports heart health
-

Respiratory

Good
-

Reproductive

-
-

Digestive

-
-

Psychology

Creativity
-

Healing

Emotional healing
-

Qualities Associated

Creativity
Emotional Healing

Boulder Opal Vs Pyrophyllite Fracture

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

Boulder Opal Vs Pyrophyllite Luster

A primary knowledge about Boulder Opal vs Pyrophyllite 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. Pyrophyllite, on other hand, exhibits Pearly luster.