Copper alloy
1st-4th century CERomanMottled bluish green jade, calcified and gray to bone in color
1st millennium BCE-1st millenium CEChineseIvory
19th centuryCeyloneseSilver
18th centuryAmericanBronze
1st-2nd millennium CERomanSilver
17th centuryBritishBone
Silver
18th centuryBritishBronze or brass with stone base
19th centuryFrenchWood
19th centuryJapanese