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Glittering Stones >> Glittering Stones Glossary >> N

n

                  A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Nacre:
The smooth, iridescent substance formed approximately a grain of sand or some other foreign matter in the shells of certain mollusks. Over time, these layers construct up to form a pearl.
 
Nickel Silver:
Nickel silver (also called German silver) is actually a white metal alloy of 70% copper, 20% zinc and 10% nickel. It also contains no silver.
 
Niello:
Niello is a black alloy of silver, copper, lead and also sulphur. It is used to fill design, imparting an inlaid effect after the metal is ablaze and polished.

 
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