diamond appraisal

DIAMOND PHYSICAL PROPERTIES

 

A. HARDNESS- resistance to scratching

 

MOHS SCALE- relative of hardness

 

on MOHS scale between 1-10 diamond is 10

Corundum (Sapphire and Ruby) is 9

CALCITE (SALT) is 3 *DIAMOND IS TEN'S OF THOUSANDS DEGREES HARDER

 

Fun TIP: Diamond also used in industrial uses Example cutting equipment

 

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B. TOUGHNESS - resistance to breaking chipping and cracking.

 

Diamond has exceptional toughness

 

Fun TIP: Leather toughness not hardness on the other side Ice is hardness but not toughness

 

Fun TIP: NEPHRITE <JADE> - TOUGHER THAN DIAMOND.

 

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C. STABILITY - resistance to chemical breakdown or color change or change in temperature. *Diamond is very stable.