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Crocoite
Crocoite

Hercynite
Hercynite



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Crocoite
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Hercynite

Crocoite Vs Hercynite

Astrology

Origin

Australia, Southern and central Africa
-

Color

Red, Yellow, orange
Yellow, Black

Streak

yellowish orange
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

5.90-6.104.39
1 7.18
👆🏻

Fracture

Conchoidal
Uneven

Cleavage

{110} Distinct, {001} Indistinct, {100} Indistinct
{111} Indistinct, {111} Indistinct, {111} Indistinct

Mohs Hardness

2.5-37.5-8
2 10
👆🏻

Chemical Composition

PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

Optical Properties

Luster

Adamantine
Vitreous

Pleochroism

Distinctly trichroic
-

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

Transparent
Translucent

Refractive Index

2.31-2.661.80-1.83
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
Translucent

Benefits

Physical

Neurological

-
-

Cardiovascular

Supports heart health
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Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

Passion
-

Healing

Physical healing
-

Qualities Associated

Passion
Balance

Crocoite Vs Hercynite Fracture

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

Crocoite Vs Hercynite Luster

A primary knowledge about Crocoite 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. Crocoite exhibits Adamantine luster. Hercynite, on other hand, exhibits Vitreous luster.