Rough Trimmed Dolomite Boulder
Dolomite boulders roughly trimmed into rectangular shapes for dimension stone applications, remaining unsintered. Qualifies for HTS 2518.10.00.00 as dolomite 'roughly trimmed or merely cut into blocks or slabs'.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If suitable for roofing or damp course
Chapter exclusion (f) excludes slates/roofing dolomite from 2518 regardless of processing.
If further broken into irregular macadam sizes
Macadam/ballast classification under 2517 supersedes per chapter priority note.
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Import Tips & Compliance
• Document trimming tolerance (<5% deviation from rectangular) to distinguish from 'merely cut' slabs
• Quarry inspection photos/videos help CBP verify no polishing/sintering occurred
Related Products under HTS 2518.10.00.00
Dolomite Block for Lime Production
Large rectangular dolomite blocks destined for dead-burned lime manufacturing, delivered in raw unsintered condition. HTS 2518.10.00.00 covers this industrial feedstock dolomite not calcined or sintered.
Industrial Dolomite Lump for Refractories
Lump dolomite sized 2-6 inches for refractory brick feedstock, not calcined or sintered, rectangular block form. HTS 2518.10.00.00 applies to this unsintered industrial mineral product.
Quarried Dolomite for Glass Manufacturing
High-purity dolomite blocks for flat glass production, delivered raw without calcining. Covered by HTS 2518.10.00.00 as not calcined or sintered dolomite in block form.
Natural Dolomite Quarry Stone
Roughly quarried dolomite stone blocks extracted directly from natural deposits, not subjected to calcination or sintering processes. Classified under HTS 2518.10.00.00 as dolomite in its raw, unprocessed form whether or not roughly trimmed into rectangular shapes.
Raw Dolomite Slab for Flooring
Dolomite slabs saw-cut into rectangular dimensions from quarry blocks, suitable for further processing into flooring tiles, not calcined. Falls under HTS 2518.10.00.00 as dolomite merely cut by sawing into rectangular slabs without sintering.