Powellite

Astrophyllite

Powellite Vs Astrophyllite

Powellite

Astrophyllite

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1 Astrology

1.1 Origin

India

Canada, Russia

1.2 Color

Yellow, Greenish, Blue, Brown, Green, gray

Brown, Yellow, Greenish, Brown, Yellow, Greenish, Brown, Brownish, Red, Yellow

1.3 Streak

Yellow

Brown, White, Brown, 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

4.233.2-3.4

1 7.18

2.5 Fracture

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

Uneven, Brittle, Metallic

2.6 Cleavage

{111} Distinct

Perfect on [001] imperfect on [100]

2.7 Mohs Hardness

3.5-43

2 10

2.8 Chemical Composition

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

(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

3 Optical Properties

3.1 Luster

Greasy, Subadamantine

Greasy, Pearly

3.2 Pleochroism

In deeply colored specimens: blue greenAnthony et al

Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Transparent

Translucent

3.5 Refractive Index

1.974-1.9841.678-1.758

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Not Available

Triclinic

3.8 Birefringence

Not Available0.050

0 0.296

3.9 Clarity

Transparent

Translucent

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 Astrophyllite Fracture

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

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Powellite Vs Astrophyllite Luster

A primary knowledge about Powellite vs Astrophyllite 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. Astrophyllite, on other hand, exhibits Greasy and Pearly luster.