Alluvial Gold Gravel Concentrate
Concentrate from placer mining operations consisting of gold-bearing gravel and sands separated by gravity methods. HTS 2616.90.00.40 applies for gold content in other precious metal ores and concentrates. Commonly imported from artisanal mining regions.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If predominantly silica sands with trace gold
Natural sands and gravels without significant metal content classify under Chapter 25.
If containing municipal waste residues
Ash from incineration excludes from 2620 and may fall here if not industrially useful.
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Import Tips & Compliance
• Include particle size analysis to distinguish from 'coarse' iron ores under other notes
• Trace chain of custody for alluvial sources to meet ethical sourcing disclosures
• Package securely to prevent loss of fine gold particles during transit
Related Products under HTS 2616.90.00.40
Gold-Bearing Pyritic Ore Concentrate
A concentrate derived from pyritic ores containing recoverable gold content, processed to enrich precious metal particles. Classified under HTS 2616.90.00.40 due to its primary gold content as specified in statistical reporting for precious metal ores. Used in gold extraction refineries.
Refractory Gold Ore Concentrate
Concentrate from refractory gold ores requiring high-pressure oxidation or bioleaching for gold recovery due to encapsulation in sulfides. Falls under HTS 2616.90.00.40 for its gold content in precious metal ores category. Primarily imported for advanced refining processes.
Carbonaceous Gold Ore Concentrate
Ore concentrate with gold associated in carbonaceous material, requiring preg-robbing prevention in cyanidation. Classified in HTS 2616.90.00.40 based on gold content as other precious metal ores. Used in specialized CIL/CIP gold recovery plants.
Gold-Telluride Ore Concentrate
Concentrate containing gold in telluride minerals like calaverite, processed via roasting or pressure oxidation. HTS 2616.90.00.40 captures its gold content under precious metal ores. Imported for tellurium co-recovery alongside gold.
Platinum Group Metals Credit Tailings
Tailings from PGM refineries credited for residual gold content, reprocessed for precious metal recovery. Statistical reporting under HTS 2616.90.00.40 for gold content despite PGM presence. Represents secondary gold source material.
Doré Ore Intermediate Concentrate
Intermediate concentrate resembling doré with high gold content from primary ore processing. HTS 2616.90.00.40 for gold content prior to full smelting. Bridge product between ore and refined metal.