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Iridium

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Magnesium

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Iridium

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Magnesium

Physical Properties of Iridium and Magnesium

Iridium Metal

Iridium

Magnesium Metal

Magnesium

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1 Physical

1.1 Melting Point

2,410.00 °C650.00 °C

27 3410

1.2 Boiling Point

4,527.00 °C1,107.00 °C

147 5660

1.3 Appearance

1.3.1 Physical State

Solid

Solid

1.3.2 Color

Silvery White

Gray

1.3.3 Luster

Metallic

NA

1.4 Hardness

1.4.1 Mohs Hardness

6.502.50

0.2 8.5

1.4.2 Brinell Hardness

1,670.00 MPa260.00 MPa

0.14 3490

1.4.3 Vickers Hardness

1,760.00 MPaNA

121 3430

1.5 Speed of Sound

4,825.00 m/s4,940.00 m/s

818 16200

1.6 Optical Properties

1.6.1 Refractive Index

NANA

1.000933 1.7229

1.6.2 Reflectivity

78.00 %74.00 %

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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