Unknown | quartz
300 BCE - 300 CE | clay, slip, paint
300 - 900 CE | jadeite
300 - 900 CE | jade
1300 - 1521 CE | clay
Unknown | obsidian
300 - 900 CE | clay
300 -900 CE | clay
300 BCE - 300 CE | clay
100 BCE - 700 CE | onyx, stone
300 BCE - 300 CE | clay, burnished red slip
Unknown | jade
300 BCE - 200 CE | clay
early 1900s | stone
300 BCE - 200 CE | obsidian
100 BCE - 700 CE | clay
early 20th century | fired clay, burnished red slip
late 19th century - early 20th century | ink on paper
