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Piemontite
Piemontite

Atacamite
Atacamite



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X
Piemontite
X
Atacamite

Piemontite Vs Atacamite

Astrology

Origin

Italy
-

Color

Red, Reddish, Brown, Black, Yellow
Green, Yellow, Black

Streak

Red
Green

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

-99993.745-3.776
1 7.18
👆🏻

Fracture

Uneven, Splintery
Conchoidal

Cleavage

[001] good, [100] distinct
Perfect on {010}, fair on {101}

Mohs Hardness

6-6.53-3.5
2 10
👆🏻

Chemical Composition

Ca2Al3(SiO4)(Si2O7)O(OH)
Cu2Cl(OH)3

Optical Properties

Luster

Vitreous
Adamantine, Vitreous

Pleochroism

visible
X = pale green; Y = yellow-green; Z = grass-green

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.725-1.7561.831
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Orthorhombic

Birefringence

0.025-0.0760.049
0 0.296
👆🏻

Clarity

-
-

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

-
Good

Reproductive

-
-

Digestive

-
-

Psychology

Spiritual growth
Transformation

Healing

Emotional healing
Physical healing

Qualities Associated

Balance
Healing

Piemontite Vs Atacamite Fracture

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

Piemontite Vs Atacamite Luster

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