Powellite

Simpsonite

Powellite Vs Simpsonite

Powellite

Simpsonite

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1 Astrology

1.1 Origin

India

Australia

1.2 Color

Yellow, Greenish, Blue, Brown, Green, gray

Colorless, White, Brownish, Yellow, Brown

1.3 Streak

Yellow

White

1.4 For which Rashi?

Not Available

1.5 Planet

Not Available

1.6 Element of Planets

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

1.9 Deities

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

4.23Not Available

1 7.18

2.5 Fracture

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

2.6 Cleavage

{111} Distinct

None

2.7 Mohs Hardness

3.5-47-7.5

2 10

2.8 Chemical Composition

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Greasy, Subadamantine

Adamantine

3.2 Pleochroism

In deeply colored specimens: blue greenAnthony et al

NilArthur Thomas

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Transparent

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.974-1.9841.994-2.040

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Not Available

3.8 Birefringence

Not Available0.046

0 0.296

3.9 Clarity

Transparent

Gemmological Tables (2004) More from other references

4 Benefits

4.1 Physical

4.1.1 Neurological

Not Available

4.1.2 Cardiovascular

Not Available

4.1.3 Respiratory

Not Available

4.1.4 Reproductive

Not Available

4.1.5 Digestive

Not Available

4.2 Psychology

Not Available

4.3 Healing

Not Available

4.4 Qualities Associated

Not Available

Powellite Vs Simpsonite Fracture

Fracture is an important parameter when you compare Powellite and Simpsonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Powellite Vs Simpsonite 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 Powellite is Brittle, Conchoidal, Handbook of mineralogy (2001), Handbook of mineralogy (2001), UnevenAnthony et al and UnevenAnthony et al. Simpsonite fracture is Brittle, Conchoidal, ConchoidalAnthony et al, ConchoidalAnthony et al, Handbook of mineralogy (2001) and Handbook of mineralogy (2001).

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Powellite Vs Simpsonite Luster

A primary knowledge about Powellite vs Simpsonite 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. Powellite exhibits Greasy and Subadamantine luster. Simpsonite, on other hand, exhibits Adamantine luster.