800 - 1520 CE | copper
300 - 900 CE | clay
circa 600 CE | jade
300 BCE - 300 CE | clay, slip, paint
300 BCE - 300 CE | clay, burnished red slip
300 BCE - 300 CE | clay
20th century | wool, glass, cotton
1600 - 1800 | clay
19th century | ivory
circa 1890 | leather, glass, quills, metal, feathers
Unknown | stone
Unknown | jade
300 - 900 CE | jadeite
1800s | Ivory
Unknown | obsidian