Enargite Copper-Arsenic Ore
Enargite (Cu3AsS4) is an arsenic-bearing copper sulfide ore producing concentrates treated via autoclaving or roasting for copper and byproduct arsenic recovery. HTS 2603.00.00 despite arsenic content as primary copper ore.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If arsenic extraction residues
Chapter note specifies arsenic-containing residues separately.
If tin-copper ores
Cassiterite-enargite complexes classified as tin ores.
If extracted arsenic compounds
Processed arsenic from ore goes to rare earths/chemicals.
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Import Tips & Compliance
• Strict arsenic content declaration required for hazardous material shipping
• Provide autoclave processing specifications for end-use verification
• Monitor IMPHAL regulations for toxic mineral imports
Related Products under HTS 2603.00.00
Chalcopyrite Copper Ore
Chalcopyrite is a primary copper sulfide ore mineral with the chemical formula CuFeS2, typically containing 20-30% copper content. It is mined and processed into concentrates for copper extraction in smelters. This falls under HTS 2603.00.00 as a copper ore and concentrate used directly in metal production.
Bornite Copper Concentrate
Bornite, or peacock ore, is a copper iron sulfide mineral (Cu5FeS4) yielding copper concentrates averaging 25-35% copper after flotation processing. It serves as feedstock for copper smelters worldwide. Classified under HTS 2603.00.00 for its role as copper-bearing ore material.
Chrysocolla Copper Ore
Chrysocolla is a hydrated copper silicate ore (Cu2H2Si2O5(OH)4) often found in oxidized zones, processed into low-grade concentrates for leaching operations. It contributes to copper production through hydrometallurgical methods. HTS 2603.00.00 covers this as a natural copper-bearing ore.
Malachite Copper Concentrate
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.
Azurite Oxide Copper Ore
Azurite (Cu3(CO3)2(OH)2) is a blue basic copper carbonate ore from secondary enrichment zones, yielding concentrates for solvent extraction-electrowinning (SX-EW) processes. HTS 2603.00.00 applies to these oxide copper ores.
Covellite Copper Sulfide Concentrate
Covellite (CuS) is an indigo-blue copper sulfide mineral producing high-purity concentrates (30-40% Cu) via selective flotation. Ideal for direct smelting. Classified in HTS 2603.00.00 as copper concentrates.