Hollandite

Aragonite

Hollandite Vs Aragonite

Hollandite

Aragonite

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1 Astrology

1.1 Origin

Not Available

Canada, Pakistan

1.2 Color

Grey, Black, gray

Reddish, Greenish, White, Red, Yellow, Green, Grey, Blue, Brown, Colorless, White, gray, Reddish, orange

1.3 Streak

Black

White

1.4 For which Rashi?

Not Available

Virgo, Capricorn, Virgo, Capricorn, Virgo, Capricorn

1.5 Planet

Not Available

Sun

1.6 Element of Planets

Not Available

Earth

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

Projective, Receptive

1.9 Deities

Not Available

Goddess

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

Protection

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

Brittle

2.2 Solubility

Not Available

Dilute acid

2.3 Durability

Not Available

2.4 Specific Gravity

5.052.93-2.96

1 7.18

2.5 Fracture

Brittle, Metallic

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

2.6 Cleavage

Distinct / Good, Prismatic

Distinct on {010}, imperfect {110} and {011}

2.7 Mohs Hardness

4-63.5-4

2 10

2.8 Chemical Composition

Ba(Mn++++,Mn++)8O16

CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3 Optical Properties

3.1 Luster

Not Available

Vitreous, Resinous

3.2 Pleochroism

Weak.

StrongArthur Thomas

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Not Available

Transparent, Translucent

3.5 Refractive Index

Not Available1.525-1.686

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

monoclinic

Orthorhombic

3.8 Birefringence

Not Available0.155

0 0.296

3.9 Clarity

Not Available

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

Hollandite Vs Aragonite Fracture

Fracture is an important parameter when you compare Hollandite and Aragonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Hollandite Vs Aragonite 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 Hollandite is Brittle and Metallic. Aragonite fracture is Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Subconchoidal.

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Hollandite Vs Aragonite Luster

A primary knowledge about Hollandite vs Aragonite 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. Aragonite, on other hand, exhibits Resinous and Vitreous luster.