Forsterite

Grandidierite

Forsterite Vs Grandidierite

Forsterite

Grandidierite

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Astrology

Origin

Southern and central Africa

Madagascar

Color

Colorless, Green, Yellow, White

Green

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

3.23-3.262.85-3.00

1 7.18

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Fracture

Conchoidal

Uneven

Cleavage

Perfect on {010} imperfect on {100}

Perfect

Mohs Hardness

6.5-77.5

2 10

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Chemical Composition

Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Optical Properties

Luster

Vitreous

Vitreous, Pearly

Pleochroism

colorless.

visible

Dispersion

0.020.04

0.005 1

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Transparency

Transparent

Refractive Index

1.635-1.6711.578-1.639

1 3.25

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Optic Character

Crystal System

Orthorhombic

Birefringence

0.033-0.0420.037-0.039

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Supports healthy digestion

Digestive

Psychology

Peace

Wisdom

Healing

Physical healing

Qualities Associated

Peace

Harmony

Forsterite Vs Grandidierite Fracture

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

Compare Green Gemstones

Forsterite Vs Grossular

Forsterite Vs Hayne

Forsterite Vs Hemimorphite

Forsterite Vs Grandidierite Luster

A primary knowledge about Forsterite vs Grandidierite 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. Grandidierite, on other hand, exhibits Vitreous and Pearly luster.