Pyromorphite

Bertrandite

Pyromorphite Vs Bertrandite

Pyromorphite

Bertrandite

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Astrology

Origin

China

Southern and central Africa

Color

Green, Yellow, Colorless, Grey, Brown, White, Red

Colorless, Yellow

Streak

White

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

6.5-7.12.59-2.60

1 7.18

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Fracture

Uneven, Conchoidal

Cleavage

Imperfect- [10 1 1]

{001} Perfect, {110} Distinct, {101} Distinct

Mohs Hardness

3.5-46-7

2 10

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Chemical Composition

Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Optical Properties

Luster

Resinous, Subadamantine

Vitreous

Pleochroism

Weak

none.

Dispersion

0.030.01

0.005 1

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Transparency

Transparent

TransparentAnthony et al

Refractive Index

2.042-2.0591.583-1.614

1 3.25

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Optic Character

Crystal System

Hexagonal

Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21

Birefringence

0.010-9999

0 0.296

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Clarity

Transparent

TransparentAnthony et al

Benefits

Physical

Neurological

Cardiovascular

Promotes mental clarity

Respiratory

Good

Reproductive

Digestive

Psychology

Confidence

Harmony

Healing

Emotional healing

Qualities Associated

Transformation

Creativity

Pyromorphite Vs Bertrandite Fracture

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

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Pyromorphite Vs Bertrandite Luster

A primary knowledge about Pyromorphite vs Bertrandite 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. Pyromorphite exhibits Resinous and Subadamantine luster. Bertrandite, on other hand, exhibits Vitreous luster.