(1) The raw materials of these tools were pottery, porcelain, copper, iron, lacquer, wood, bamboo, stone, jade, jadeite, agate and coral.(2) My necklaces are made mainly of semiprecious stones, such as agate , quartz, amber, rock crystal and jade.(3) I glanced at my agate stone and then back at the policeman.(4) There are semi-precious stones like jasper and agate , inlaid on the top.(5) Early cameos are carved from hardstones such as onyx, sardonyx, or agate , while later a number of less expensive substances were used that were also easier to carve.(6) As with top-quality Brazilian agate, uncut Botswana agate is difficult to obtain because rough material is sold for the production of beads, jewelry, and souvenirs.(7) With a technique called Parchin Kari, inlaid gemstones of lapis lazuli, agate , and garnet were selected for their variations in tone, giving the resulting flowers an illusion of depth.(8) Anyone could knock your shooter out of the ring and, guess what?---there goes your treasured Christmas agate .(9) A well-known locality for agate or chalcedony nodules in rhyolite (thunder eggs) is near the Twin Mountains, northwest of Del Norte in Saguache County.(10) Slowest-forming and most beautiful of all, huge crystals of amethyst, agate , chalcedony and rock crystal grow where condensed water has managed to seep into naturally insulated rock crevices.(11) To achieve the reflective gleam of solid gold which is the aim of water gilding it needs to be burnished by rubbing the surface with a burnisher, usually a hard polished stone such as haematite or agate mounted in a wooden handle.(12) For most large deposits of agate or silicified wood, silica was derived from the decomposition of volcanic rocks.(13) Silica precipitated from aqueous solution at low temperatures gives cryptocrystalline varieties such as opal, jasper, chalcedony, agate , carnelian, onyx, flint, and chert.(14) The depictions of birds and flowers were executed in precious materials including lapis lazuli, agate , Sicilian red and green jasper, chalcedony, amethyst and quartz as well as superb hard stones.(15) In fact, seventeen of the fifty-seven sites are specifically listed for agate , chalcedony, chert, jasper, or petrified wood.(16) The set sounds very beautiful, with the board made from ebony that was probably imported from India, and playing pieces made from locally quarried agate and turquoise stone.
