Glossary

Courtship

Courtly love

Corundum

Coral

Copper

Common-law marriage

Color grading

Color

Clockmaker

Cleavage (crystal)

Clean Diamond Trade Act

Civil union

Civil Partnership Act 2004

Civil marriage

Civil ceremony

Chrysocolla

Chrysoberyl

Child labour in the diamond industry

Child

Cecil Rhodes

Casting

Carbonado

Carbon-12

Carbide-derived carbon

Carat (mass)