This Zuñi couple were known to have created work utilizing mosaic and channel inlay.  They are listed in Barton Wright's book as well as Gregory Schaaf's volume American Indian Jewelry 1200 Artist Biographies. 

Bracelets, earrings, necklaces, pendants and pins using silver, coral, turquoise, jet, mother-of-pearl were frequently made by this duo, actively making jewelry between 1978 and 1994. Favorite designs cited are butterflies and horses.