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Grandidierite
Grandidierite

Benitoite
Benitoite



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Grandidierite
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Benitoite

Grandidierite Vs Benitoite

Astrology

Origin

Madagascar
USA, San Benito Country, USA. Very rare collectors stone. Found only in San Benito County, California

Color

Green
Violet, Blue, Colorless, pink, White

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

-
Insoluble: HCl

Durability

-
-

Specific Gravity

2.85-3.003.61-3.68
1 7.18
👆🏻

Fracture

Uneven
Conchoidal

Cleavage

Perfect
[10 1 1] poor

Mohs Hardness

7.56-6.5
2 10
👆🏻

Chemical Composition

(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
BaTiSi 3O 9Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties

Luster

Vitreous, Pearly
Vitreous

Pleochroism

visible
O = colorless; E = purple

Dispersion

0.040.04
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.578-1.6391.757-1.804
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Hexagonal

Birefringence

0.037-0.0390.047
0 0.296
👆🏻

Clarity

-
Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus
-

Cardiovascular

-
-

Respiratory

-
Good

Reproductive

-
-

Digestive

-
-

Psychology

Wisdom
Transformation

Healing

Physical healing
Emotional healing

Qualities Associated

Harmony
Transformation

Grandidierite Vs Benitoite Fracture

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

Grandidierite Vs Benitoite Luster

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