Ettringite

Hureaulite

Ettringite Vs Hureaulite

Ettringite

Hureaulite

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1 Astrology

1.1 Origin

Southern and central Africa

USA, Southern and central Africa

1.2 Color

Colorless, Yellow, White, Colorless, White

Violet, Red, White, Reddish

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

Not Available

2.2 Solubility

Partially soluble in water

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

1.773.19

1 7.18

2.5 Fracture

Not Available

Brittle, Uneven

2.6 Cleavage

Perfect on {10 1 0}

{???} Distinct

2.7 Mohs Hardness

2-2.53.5

2 10

2.8 Chemical Composition

Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)

3 Optical Properties

3.1 Luster

Vitreous

Vitreous, Greasy

3.2 Pleochroism

Not Available

Colorless yellow to pale rose reddish yellow to reddish brown.Anthony et al

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Transparent, Translucent

Transparent

3.5 Refractive Index

1.470-1.4911.647-1.667

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c

3.8 Birefringence

0.0210.012

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

Ettringite Vs Hureaulite Fracture

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

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Ettringite Vs Hureaulite Luster

A primary knowledge about Ettringite vs Hureaulite 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. Ettringite exhibits Vitreous luster. Hureaulite, on other hand, exhibits Greasy and Vitreous luster.