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Grandidierite
Grandidierite

Erythrite
Erythrite



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X
Grandidierite
X
Erythrite

Grandidierite Vs Erythrite

Astrology

Origin

Madagascar
Czech, Mexico, Australia

Color

Green
Red, Colorless, Violet, pink

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

-
Sectile

Solubility

-
-

Durability

-
-

Specific Gravity

2.85-3.003.06
1 7.18
👆🏻

Fracture

Uneven
Sectile

Cleavage

Perfect
Perfect on {010}; poor on {100} and { 1 02}.

Mohs Hardness

7.5-9999
2 10
👆🏻

Chemical Composition

(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Co3(AsO4)2•8(H2O)

Optical Properties

Luster

Vitreous, Pearly
Subadamantine, Pearly

Pleochroism

visible
Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red

Dispersion

0.040.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.578-1.6391.626-1.629
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
monoclinic

Birefringence

0.037-0.039-9999
0 0.296
👆🏻

Clarity

-
-

Benefits

Physical

Neurological

Enhances mental clarity and focus
-

Cardiovascular

-
-

Respiratory

-
-

Reproductive

-
-

Digestive

-
-

Psychology

Wisdom
Compassion

Healing

Physical healing
Emotional healing

Qualities Associated

Harmony
Vitality

Grandidierite Vs Erythrite Fracture

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

Grandidierite Vs Erythrite Luster

A primary knowledge about Grandidierite vs Erythrite 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. Erythrite, on other hand, exhibits Subadamantine and Pearly luster.