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Forsterite
Forsterite

Piemontite
Piemontite



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Forsterite
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Piemontite

Forsterite Vs Piemontite

Astrology

Origin

Southern and central Africa
Italy

Color

Colorless, Green, Yellow, White
Red, Reddish, Brown, Black, Yellow

Streak

White
Red

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

-
Brittle

Solubility

-
-

Durability

-
-

Specific Gravity

3.23-3.26-9999
1 7.18
👆🏻

Fracture

Conchoidal
Uneven, Splintery

Cleavage

Perfect on {010} imperfect on {100}
[001] good, [100] distinct

Mohs Hardness

6.5-76-6.5
2 10
👆🏻

Chemical Composition

Mg 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
Ca2Al3(SiO4)(Si2O7)O(OH)

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

colorless.
visible

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.635-1.6711.725-1.756
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
monoclinic

Birefringence

0.033-0.0420.025-0.076
0 0.296
👆🏻

Clarity

Transparent
-

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

Good
-

Reproductive

Supports healthy digestion
-

Digestive

-
-

Psychology

Peace
Spiritual growth

Healing

Physical healing
Emotional healing

Qualities Associated

Peace
Balance

Forsterite Vs Piemontite Fracture

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

Forsterite Vs Piemontite Luster

A primary knowledge about Forsterite vs Piemontite 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. Forsterite exhibits Vitreous luster. Piemontite, on other hand, exhibits Vitreous luster.