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Erbium

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Beryllium

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Erbium

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Beryllium

Physical Properties of Erbium and Beryllium

Erbium Metal

Erbium

Beryllium Metal

Beryllium

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1 Physical

1.1 Melting Point

1,522.00 °C1,278.00 °C

27 3410

1.2 Boiling Point

2,510.00 °C2,970.00 °C

147 5660

1.3 Appearance

1.3.1 Physical State

Solid

Solid

1.3.2 Color

Silvery White

White Gray

1.3.3 Luster

Lustrous

Metallic

1.4 Hardness

1.4.1 Mohs Hardness

NA5.50

0.2 8.5

1.4.2 Brinell Hardness

814.00 MPa590.00 MPa

0.14 3490

1.4.3 Vickers Hardness

589.00 MPa1,670.00 MPa

121 3430

1.5 Speed of Sound

2,830.00 m/s12,890.00 m/s

818 16200

1.6 Optical Properties

1.6.1 Refractive Index

NANA

1.000933 1.7229

1.6.2 Reflectivity

NANA

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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