principal elements in the manufacture of Zuñi pottery, a quantity of it was procured and numbered as one of the specimens of the collection.
1207. (41901). Small nodules of azurite used by the Indians in decorating their altars, &c.
1208. (41902). White clay or kaolin, same as Nos. 1204 and 1205.
1209. (41903). Finer quality of white clay.
1210, 1211. 1210, (41904) and 1211, (41905). Are specimens of the above of a coarser quality.
1212. (41906). Tierra amarilla, or yellow micaceous clay, of which the Rio Grande Indians make many varieties of vessels.
1213. (42342). A yellowish sandy clay, which is used as one of the coloring pigments in decorating pottery. This clay burns to a reddish hue and gives to the pottery those lines of a brick-red color.
1214. (42343). Very dark colored ore, resembling magnetic iron ore; this stone is reduced in a small mortar, and a paint made of it for decorating their ware black, which result is obtained by baking.