Cuprite

Mottramite

Cuprite Vs Mottramite

Cuprite

Mottramite

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Astrology

Origin

Southern and central Africa

Color

Red, Brown, Black

Brown, Green, Yellow

Streak

Brownish, Red

Green, Brownish

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

Soluble

Durability

Specific Gravity

5.85-6.155.9

1 7.18

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Fracture

Conchoidal

Sub-Conchoidal

Cleavage

Fair in four directions forming octahedrons

None observed

Mohs Hardness

3.5-43

2 10

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Chemical Composition

Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

PbCu(VO4)(OH)

Optical Properties

Luster

Adamantine

Greasy

Pleochroism

visible

Visible X=Y= canary yellow to greenish yellow

Dispersion

0.050.04

0.005 1

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Transparency

TranslucentWalter Schumann

Refractive Index

2.8492.170

1 3.25

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Optic Character

Crystal System

cubic

Orthorhombic

Birefringence

-99990.150

0 0.296

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Clarity

TranslucentWalter Schumann

Benefits

Physical

Neurological

Cardiovascular

Supports heart health

Respiratory

Poor

Good

Reproductive

Digestive

Psychology

Vitality

Confidence

Healing

Emotional healing

Qualities Associated

Vitality

Transformation

Cuprite Vs Mottramite Fracture

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

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Cuprite Vs Mottramite Luster

A primary knowledge about Cuprite vs Mottramite 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. Cuprite exhibits Adamantine luster. Mottramite, on other hand, exhibits Greasy luster.