Cuprite Copper Ore Concentrate from Japan
Cuprite (Cu2O) is a red copper oxide ore crushed and concentrated for heap leaching operations, typical copper content 40-80%. Common in porphyry deposits. Falls under HTS 2603.00.00 as copper ore.
Duty Rate — Japan → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include heap leach amenability test results in shipments
• Monitor for reverbatory smelting suitability documentation
• Declare crystal size distribution affecting recovery rates