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Glittering Stones Glossary p

PEARL

A pearl is an extremely hard, rounded secretion formed inside the shell of sure bivalve mollusks.

 

Pyrite

Pyrite is the majority common form of the sulfide minerals. It is usually establish associated with other sulfides and oxides in quartz veins, sedimentary astound and metamorphic rock, as well as in coal beds, and also as the substitute mineral in fossils.

 

Pennyweight

A measure used to weigh valuable metals of gold, platinum and silver, a pennyweight (abbreviated dwt.) is equivalent to 24 grains and there are 20 pennyweights in a Troy ounce.

 

Pendant

A piece of jewels that might be worn as either a pin or brooch or as a pendant. Sometimes this is talented by slipping a small tube with an attached bail over the pin stalk when the piece is to be worn as a pendant.