After 1900, they began to create jewelry for commercial consumption as well.
Atsidi Sani's younger brother, Slender Maker of silver (active 1880s to 1890s, d.
1916), has been credited with numerous innovations in silver and stonework design during the 1880s and 1890s.
Lapidary work increased during the 1890s; more and more Navajo pieces were set with clusters of turquoise as this material became more available from regional mines, and heavy pieces with well-balanced decoration developed with late nineteenth-century jewelry.
One of the Navajo artisans' greatest innovations was in their inventive use of die stamping for decorative effect, with many smiths devising their own handmade stamps, which were often passed down through the generations.
Commercialism influenced Navajo jewelry-making as early as the 1910s and 1920s, when Indian Traders and railroad vendors, such as the Fred Harvey Company, offered incentives The pueblo of Zuni Native American Indians is located in western New Mexico (south of Gallup) near the Arizona border.