Pollucite

Cordierite Iolite

Pollucite Vs Cordierite Iolite

Pollucite

Cordierite Iolite

Add ⊕

1 Astrology

1.1 Origin

Afghanistan, Southern and central Africa

Canada, Madagascar, Southern and central Africa, Sri Lanka, USA

1.2 Color

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

Violet, Blue

1.3 Streak

White

Not Available

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

2.86-2.942.56-2.66

1 7.18

2.5 Fracture

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

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

2.6 Cleavage

None observed

Not Available

2.7 Mohs Hardness

6.5-77-7.5

2 10

2.8 Chemical Composition

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

Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Vitreous, Greasy

Vitreous

3.2 Pleochroism

Not Available

Strong trichroism: colorless to yellowish

3.3 Dispersion

0.010.02

0.007 1

3.4 Transparency

Transparent, Translucent

Transparent

3.5 Refractive Index

1.517-1.5251.542-1.578

1 3.25

3.6 Optic Character

Not Available

Biaxial/+

3.7 Crystal System

Isometric

Not Available

3.8 Birefringence

Not Available0.008-0.012

0 0.296

3.9 Clarity

Transparent

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 Cordierite Iolite Fracture

Fracture is an important parameter when you compare Pollucite and Cordierite Iolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Pollucite Vs Cordierite Iolite 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. Cordierite Iolite fracture is ConchoidalWalter Schumann, Gemstones of the world (2001), Uneven and Uneven.

Compare White Gemstones

Pollucite Vs Sard

Pollucite Vs Rubellite

Pollucite Vs Rutilated Quartz

Pollucite Vs Cordierite Iolite Luster

A primary knowledge about Pollucite vs Cordierite Iolite 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. Cordierite Iolite, on other hand, exhibits Vitreous luster.