Table 44-1 MOHS Hardness Value Flashcards

1
Q

Hardness value of enamel

A

5

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2
Q

Hardness value of dentin

A

3-4

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3
Q

Hardness value of cementum

A

2.5-3

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4
Q

Hardness value of zirconium silicate

A

7.5-8

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5
Q

Hardness value of pumice

A

6-7

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6
Q

Hardness value of silicone carbine

A

9.5

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7
Q

Hardness value of boron

A

9.3

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8
Q

Hardness value of aluminum oxide

A

9

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9
Q

Hardness value of garnet

A

8-9

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10
Q

Hardness value of emery

A

7-9

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11
Q

Hardness value of zirconium oxide

A

7

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12
Q

Hardness value of perlite

A

5.5

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13
Q

Hardness value of calcium carbonate

A

3

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14
Q

Hardness value of aluminum silicates

A

2

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15
Q

Hardnes value of sodium

A

0.5

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16
Q

Hardness value of potassium

A

0.4