Bastnasite

Prehnite

Bastnasite Vs Prehnite

Bastnasite

Prehnite

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Astrology

Origin

Turkey, Russia, Canada

Australia, Southern and central Africa, France

Color

Reddish, Brown

Green, Colorless, gray, Yellow, White

Streak

White

Colorless

For which Rashi?

Libra

Planet

Venus

Element of Planets

Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Freya

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

4.95-5.02.80-2.95

1 7.18

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Fracture

Uneven

Cleavage

Imperfect to indistinct on {10 1 0}, parting on {0001}

Distinct on [001]

Mohs Hardness

4-56-6.5

2 10

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Chemical Composition

(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Ca₂Al₂Si₃O₁₂(OH)

Optical Properties

Luster

Vitreous, Greasy, Pearly

Vitreous

Pleochroism

Faint

Dispersion

0.020.01

0.005 1

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Transparency

Translucent

Refractive Index

1.717-1.7221.611-1.673

1 3.25

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Optic Character

Crystal System

Hexagonal

Orthorhombic

Birefringence

0.1000.021-0.033

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

TranslucentHerve Nicolas Lazzarelli

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Creativity

Harmony

Healing

Physical healing

Qualities Associated

Creativity

Harmony

Bastnasite Vs Prehnite Fracture

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

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Bastnasite Vs Prehnite Luster

A primary knowledge about Bastnasite vs Prehnite 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. Bastnasite exhibits Vitreous, Greasy and Pearly luster. Prehnite, on other hand, exhibits Vitreous luster.