carved, polished
raw
the export and import of raw ivory

illegal
There is still a high price for illegal ivory.

imitation
elephant, walrus

be made from, be made of
carve sth from, carve sth in
a figure delicately carved in ivory

be inlaid with
a table made of polished wood, inlaid with ivory

trade

in ivory
a statuette in ivory and gold

the trade in ivory

Ivory is used with these nouns:
skin