Glossary

Necklace

Neck ring

Natural material

Native element mineral

N. W. Ayer & Son

Murowa diamond mine

Moussaieff Red Diamond

Mourning ring

Morganite (gem)

Moonstone (gemstone)

Moissanite

Mohs scale

Mir mine

Mining

Mineralogy

Mineral

Miller index

Middle finger

Metalworking

Metal casting

Metal

Melting point

Matryoshka (diamond)

Material properties of diamond

Matchmaking