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Forsterite
Forsterite

Spessartine
Spessartine



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Forsterite
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Spessartine

Forsterite Vs Spessartine

Astrology

Origin

Southern and central Africa
Afghanistan, China, Madagascar, Southern and central Africa, Pakistan, Sri Lanka, USA

Color

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

Streak

White
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

3.23-3.264.12-4.18
1 7.18
👆🏻

Fracture

Conchoidal
Conchoidal

Cleavage

Perfect on {010} imperfect on {100}
{???} Distinct

Mohs Hardness

6.5-77-7.5
2 10
👆🏻

Chemical Composition

Mg 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

colorless.
-

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.635-1.6711.789-1.820
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Isometric

Birefringence

0.033-0.0420.027
0 0.296
👆🏻

Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

Supports healthy digestion
-

Digestive

-
-

Psychology

Peace
Creativity

Healing

Physical healing
Emotional healing

Qualities Associated

Peace
Creativity

Forsterite Vs Spessartine Fracture

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

Forsterite Vs Spessartine Luster

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