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Erbium

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Tungsten

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Erbium

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Physical Properties of Erbium and Tungsten

Erbium Metal

Erbium

Tungsten Metal

Tungsten

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1 Physical

1.1 Melting Point

1,522.00 °C3,410.00 °C

27 3410

1.2 Boiling Point

2,510.00 °C5,660.00 °C

147 5660

1.3 Appearance

1.3.1 Physical State

Solid

Solid

1.3.2 Color

Silvery White

Grayish White

1.3.3 Luster

Lustrous

Lustrous

1.4 Hardness

1.4.1 Mohs Hardness

NA7.50

0.2 8.5

1.4.2 Brinell Hardness

814.00 MPa2,000.00 MPa

0.14 3490

1.4.3 Vickers Hardness

589.00 MPa3,430.00 MPa

121 3430

1.5 Speed of Sound

2,830.00 m/s4,620.00 m/s

818 16200

1.6 Optical Properties

1.6.1 Refractive Index

NANA

1.000933 1.7229

1.6.2 Reflectivity

NA62.00 %

58 97

1.7 Allotropes

✔ ✘

✔ ✘

1.7.1 α Allotropes

Not Available

Not Available

1.7.2 β Allotropes

Not Available

Not Available

1.7.3 γ Allotropes

Not Available

Not Available

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