Malachite Copper Concentrate from Japan
Malachite (Cu2(CO3)(OH)2) is a vibrant green copper carbonate ore concentrated via crushing and flotation for acid leaching in copper production. Common in African and US deposits. Falls under HTS 2603.00.00 as copper ore and concentrates.
Duty Rate — Japan → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Test for carbonate decomposition risks in storage to prevent CO2 emissions issues
• Include leaching suitability certifications for end-use verification
• Report dry weight basis for concentrates to standardize quantity