Pollucite

Gibbsite

Pollucite Vs Gibbsite

Pollucite

Gibbsite

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1 Astrology

1.1 Origin

Afghanistan, Southern and central Africa

Not Available

1.2 Color

Grey, White, Colorless, gray, Pale pink, Blue

Green, White, gray, Green, White, gray

1.3 Streak

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

Brittle

Not Available

2.2 Solubility

Readily soluble in HF

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.86-2.942.35

1 7.18

2.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Fibrous, Difficult, Fibrous

2.6 Cleavage

None observed

{001} Perfect

2.7 Mohs Hardness

6.5-72.5-3

2 10

2.8 Chemical Composition

(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references

Al(OH)3

3 Optical Properties

3.1 Luster

Vitreous, Greasy

Vitreous, Pearly

3.2 Pleochroism

Not Available

colorless.

3.3 Dispersion

0.01NA

0.007 1

3.4 Transparency

Transparent, Translucent

Not Available

3.5 Refractive Index

1.517-1.525Not Available

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Isometric

monoclinic

3.8 Birefringence

Not AvailableNot Available

0 0.296

3.9 Clarity

Transparent

Not Available

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

Pollucite Vs Gibbsite Fracture

Fracture is an important parameter when you compare Pollucite and Gibbsite Physical Properties. It is necessary to understand the significance of these properties, before you compare Pollucite Vs Gibbsite 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 Pollucite is Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Uneven. Gibbsite fracture is Difficult, Fibrous and Fibrous.

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Pollucite Vs Gibbsite Luster

A primary knowledge about Pollucite vs Gibbsite 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. Pollucite exhibits Greasy and Vitreous luster. Gibbsite, on other hand, exhibits Pearly and Vitreous luster.