Q R
QUARTZ:
The family name for naturally occurring crystals composed of Silica or Silicon Dioxide
RADIANT CUT:
A rectangular gemstone which combines the shape of an emerald cut and the sparkle of a brilliant cut
RAILS:
Metal edges that line the sides of a melee setting
REFINISHING:
The restoring of a finish to its initial state
REFRACTION:
The act of changing the direction of a light wave so the light enters the object in one direction and leaves it in another
REGARD:
A piece of jewelry with multiple stones types whose first letters can all be concatenated to spell out a word
RELIEF:
A kind of raised decoration that protrudes above the surface, similar to a cameo
REPOUSSE:
A raised, high relief design on the front of a metal object made by hammering, embossing, or punching the reverse side of the metal to form the design from the back side out
RESTORATION:
A technique in which an aged piece of jewelry is restored to its former appearance and/or durability
RHINESTONE:
A faceted stone made of glass
RHODIUM:
A metal that is a member of the platinum family of metals, but is liquid in its raw, natural state, not solid like platinum
RHODOLITE:
A pink or purple variation of garnet
RING:
A circular band of precious or semi-precious metal worn especially on the finger
RING SIZEA:
A measurement used to denote the circumference (or sometimes the diameter) of rings
RIVETING:
A method of joining two objects together by making hole in each piece, before passing a screw--composed of the same metal as the piece--through the holes to join the parts
RIVIERE:
A choker-style necklace that is a continuous line of gemstones usually of graduated or equal size stones
ROCK CRYSTAL:
See Quartz
ROLLED GOLD:
An early 19th century type of gold plating
RONDELLE:
A pierced piece of metal or gemstone strung between the beads in a necklace
ROSARY:
A string of beads used in counting prayers
ROSE CUT:
A style of stone cutting that produces a gemstone with a flat, multifaceted base and semi-dome-shaped top that is covered with a varied number of triangular facets and terminates in a point
ROSE FINISH:
A jewelry finish that makes the piece look as if it is made of rose gold, but contains no actual gold content
ROSE GOLD:
An alloy of gold mixed with copper, which gives it red tint
ROSE QUARTZ:
A translucent, milky-pink variety of Quartz
ROSSER REEVES RUBY:
A 138.7 carat ruby, known for its great color and well-defined star pattern
ROUND CUT:
The most common style of cutting for both diamonds and colored stones
RUBELLITE:
A red or pink variation of tourmaline
RUBY:
A member of the corundum family whose red color comes from chromium oxide in the stone
RUTILATED:
A type of quartz with inclusions of rutile