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Prehnite
Prehnite

Rubellite
Rubellite



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Prehnite
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Rubellite

Prehnite Vs Rubellite

Astrology

Origin

Australia, Southern and central Africa, France
Afghanistan, Brazil, Madagascar, Mozambique, Southern and central Africa, Russia, Sri Lanka

Color

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

Streak

Colorless
-

For which Rashi?

Libra
-

Planet

Venus
-

Element of Planets

Earth
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

Freya
-

Not to wear with

-
-

Powers

-
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

Brittle
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.80-2.953.01-3.06
1 7.18
👆🏻

Fracture

Uneven
Conchoidal

Cleavage

Distinct on [001]
Indiscernible

Mohs Hardness

6-6.57-7.5
2 10
👆🏻

Chemical Composition

Ca2Al2Si3O12(OH)
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Optical Properties

Luster

Vitreous
-

Pleochroism

-
Strong: dark red pinkish-redHerve Nicolas Lazzarelli

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent
Transparent, Translucent

Refractive Index

1.611-1.6731.614-1.666
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.021-0.0330.014-0.040
0 0.296
👆🏻

Clarity

TranslucentHerve Nicolas Lazzarelli
Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus
-

Cardiovascular

-
-

Respiratory

Good
Excellent

Reproductive

-
-

Digestive

-
-

Psychology

Harmony
Passion

Healing

Physical healing
Emotional healing

Qualities Associated

Harmony
Passion

Prehnite Vs Rubellite Fracture

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

Prehnite Vs Rubellite Luster

A primary knowledge about Prehnite vs Rubellite 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. Prehnite exhibits Vitreous luster.