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Bastnasite
Bastnasite

Hercynite
Hercynite



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Bastnasite
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Hercynite

Bastnasite Vs Hercynite

Astrology

Origin

Turkey, Russia, Canada
-

Color

Reddish, Brown
Yellow, Black

Streak

White
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

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

4.95-5.04.39
1 7.18
👆🏻

Fracture

Uneven
Uneven

Cleavage

Imperfect to indistinct on {10 1 0}, parting on {0001}
{111} Indistinct, {111} Indistinct, {111} Indistinct

Mohs Hardness

4-57.5-8
2 10
👆🏻

Chemical Composition

(Ce,La)(CO 3)FMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

Optical Properties

Luster

Vitreous, Greasy, Pearly
Vitreous

Pleochroism

Faint
-

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

1.717-1.7221.80-1.83
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m

Birefringence

0.100-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

Creativity
-

Healing

Physical healing
-

Qualities Associated

Creativity
Balance

Bastnasite Vs Hercynite Fracture

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

Bastnasite Vs Hercynite Luster

A primary knowledge about Bastnasite vs Hercynite 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. Hercynite, on other hand, exhibits Vitreous luster.