Mineral

• opal

  A translucent mineral consisting of hydrated silica of variable color; some varieties are used...

• chrysoberyl

  A rare hard yellow green mineral consisting of beryllium aluminate in crystal form;...

• turquoise

  A blue to grey green mineral consisting of copper aluminum phosphate; "blue turquoise...

Also contains

• coral

  The hard stony skeleton of a Mediterranean coral that has a delicate red or pink color and...

• cat's eye

  Any of various gems (as chrysoberyl or chalcedony) that reflect light when cut in a rounded...

• jade

  A semiprecious gemstone that takes a high polish; is usually green but sometimes whitish; consists...

• lapis lazuli

  An azure blue semiprecious stone.

• jasper

  An opaque form of quartz; red or yellow or brown or dark green in color; used for ornamentation...