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Piemontite
Piemontite

Andradite
Andradite



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Piemontite
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Andradite

Piemontite Vs Andradite

Astrology

Origin

Italy
Italy, Russia

Color

Red, Reddish, Brown, Black, Yellow
Colorless, Green, Black, Brown, Red, Greenish, Yellow, gray

Streak

Red
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

Brittle
Brittle

Solubility

-
-

Durability

-
-

Specific Gravity

-99993.70-4.10
1 7.18
👆🏻

Fracture

Uneven, Splintery
Conchoidal, Uneven

Cleavage

[001] good, [100] distinct
none

Mohs Hardness

6-6.56.5-7
2 10
👆🏻

Chemical Composition

Ca2Al3(SiO4)(Si2O7)O(OH)
Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Optical Properties

Luster

Vitreous
Adamantine, Resinous

Pleochroism

visible
-

Dispersion

0.020.06
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.725-1.7561.88-1.94
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
cubic

Birefringence

0.025-0.0760.057
0 0.296
👆🏻

Clarity

-
Transparent

Benefits

Physical

Neurological

-
Enhances mental clarity and focus

Cardiovascular

-
Supports heart health

Respiratory

-
Good

Reproductive

-
-

Digestive

-
-

Psychology

Spiritual growth
Positivity

Healing

Emotional healing
Physical healing

Qualities Associated

Balance
Empowerment

Piemontite Vs Andradite Fracture

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

Piemontite Vs Andradite Luster

A primary knowledge about Piemontite vs Andradite 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. Piemontite exhibits Vitreous luster. Andradite, on other hand, exhibits Adamantine and Resinous luster.