Sugilite

Hollandite

Sugilite Vs Hollandite

Sugilite

Hollandite

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1 Astrology

1.1 Origin

Canada, Southern and central Africa, Italy, Australia, India

Not Available

1.2 Color

Violet, Brownish, Yellow, Reddish, Pale pink

Grey, Black, gray

1.3 Streak

White

Black

1.4 For which Rashi?

Virgo

Not Available

1.5 Planet

Mercury, Jupiter

Not Available

1.6 Element of Planets

Water

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Receptive

Not Available

1.9 Deities

The All

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

1.12 Birthstone

1.12.1 Planetary

All

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

2.69-2.795.05

1 7.18

2.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Brittle, Metallic

2.6 Cleavage

Poor on {0001}

Distinct / Good, Prismatic

2.7 Mohs Hardness

5.5-6.54-6

2 10

2.8 Chemical Composition

KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

3 Optical Properties

3.1 Luster

Vitreous

Not Available

3.2 Pleochroism

Weak

Weak.

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Translucent

Not Available

3.5 Refractive Index

1.607-1.612Not Available

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Hexagonal

monoclinic

3.8 Birefringence

0.003Not Available

0 0.296

3.9 Clarity

Translucent

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

Sugilite Vs Hollandite Fracture

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

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Sugilite Vs Hollandite Luster

A primary knowledge about Sugilite vs Hollandite 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. Sugilite exhibits Vitreous luster.