Hematite

Dumortierite

Hematite Vs Dumortierite

Hematite

Dumortierite

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1 Astrology

1.1 Origin

Southern and central Africa

Southern and central Africa, violet, blue, violet, blue

1.2 Color

Black, Reddish, gray, Red

Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink

1.3 Streak

Black, Brown, Reddish, Red

White

1.4 For which Rashi?

Aries, Aquarius, Aries, Aquarius, Aries, Aquarius

Leo, Sagittarius, Leo, Sagittarius, Leo, Sagittarius

1.5 Planet

Saturn

1.6 Element of Planets

Not Available

Water

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Projective

Receptive

1.9 Deities

Mars

Isis

1.10 Not to wear with

Not Available

1.11 Powers

Healing

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

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

5.00-5.303.26-3.41

1 7.18

2.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

2.6 Cleavage

None, may show partings on {0001} and {10 1 1}

Distinct on {100}, poor on {110}; parting on {001}

2.7 Mohs Hardness

67-8.5

2 10

2.8 Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)

AlAl₆O₃BSi₃O₁₈

3 Optical Properties

3.1 Luster

Not Available

Vitreous

3.2 Pleochroism

O = brownish red; E = yellowish red

Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue

3.3 Dispersion

NANone

0.007 1

3.4 Transparency

OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references

Translucent, Translucent to opaque

3.5 Refractive Index

2.690-3.2201.669-1.723

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Orthorhombic

3.8 Birefringence

0.2800.011-0.037

0 0.296

3.9 Clarity

OpaqueHerve Nicolas Lazzarelli

Translucent

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

Hematite Vs Dumortierite Fracture

Fracture is an important parameter when you compare Hematite and Dumortierite Physical Properties. It is necessary to understand the significance of these properties, before you compare Hematite Vs Dumortierite 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 Hematite is Brittle, Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Uneven and Uneven. Dumortierite fracture is ConchoidalWalter Schumann, Fibrous and Gemstones of the world (2001) More from other references.

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Hematite Vs Dumortierite Luster

A primary knowledge about Hematite vs Dumortierite 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. Dumortierite, on other hand, exhibits Vitreous luster.