Piemontite

Dravite

Piemontite Vs Dravite

Piemontite

Dravite

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Astrology

Origin

Italy

Southern and central Africa

Color

Red, Reddish, Brown, Black, Yellow

White, Colorless, Blue, Red, Green, Yellow, Violet, Black

Streak

Red

Colorless

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

Solubility

Durability

Specific Gravity

-99993.03-3.18

1 7.18

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Fracture

Uneven, Splintery

Uneven, Irregular, Conchoidal

Cleavage

[001] good, [100] distinct

{???} Indistinct

Mohs Hardness

6-6.57-7.5

2 10

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Chemical Composition

Ca2Al3(SiO4)(Si2O7)O(OH)

Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Optical Properties

Luster

Vitreous

Pleochroism

visible

Very strong: pale yellow colorless

Dispersion

0.020.02

0.005 1

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Transparency

Transparent

Refractive Index

1.725-1.7561.614-1.666

1 3.25

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Optic Character

Crystal System

monoclinic

Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m

Birefringence

0.025-0.0760.014-0.032

0 0.296

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Clarity

Transparent

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Reproductive

Digestive

Psychology

Spiritual growth

Self-acceptance

Healing

Emotional healing

Qualities Associated

Balance

Self-Exploration

Piemontite Vs Dravite Fracture

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

Compare Red Gemstones

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Piemontite Vs Dravite Luster

A primary knowledge about Piemontite vs Dravite 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. Dravite, on other hand, exhibits Vitreous luster.