The jewelry could belong to the treasures of Nimrud, officials say.
A Kuwait catering company, hired by KBR, kept its workers in a windowless warehouse near Baghdad for as long as three months.
The pact sets out a three-year timetable for US troop withdrawal. A public referendum on it will be held in July.
The land of Adam Smith now teems with a vibrant Islamic banking sector, with even non-Muslims being lured by the model's promise of transparency and stability.
In an emergency meeting Friday, OPEC tries to prop up oil prices as a looming global recession dampens demand.
Economists say that Arab states such as Saudi Arabia will feel the pinch, but a year of record oil prices provides a deep cushion.