Unknown | clay
Unknown | jade
Unknown | slate
100 BCE - 700 CE | jadeite
Unknown | obsidian
300 - 900 CE | clay
300 - 900 CE | jade
19th century | leather, glass, bear teeth
early 20th century - mid-20th century | silver, turquoise
300 BCE - 300 CE | clay, slip, paint
19th century | ivory
circa 1880 | silver
late 19th century–early 20th century | silver
circa 1940–1950 | sliver, turquoise, jet, shell, mother of pearl
late 19th century | silver, turquoise
