Ornamental stone is a term used to describe a variety of stones that are used for decorative purposes. AGATE (5 letters), GEM (3 letters), ONYX (4 letters), JADE (4 letters), spinel (6 letters), tigereye (8 letters) and tigerseye (9 letters) are all examples of ornamental stones. AGATE is a banded form of quartz, GEM is a general term for precious stones, ONYX is a type of quartz with alternating black and white bands, JADE is an ornamental stone made from two minerals, spinel is a mineral composed of magnesium and aluminum, tigereye is a type of quartz with a golden-brown color, and tigerseye is a type of quartz with a golden-brown color and chatoyancy.