Chapter 68: Setts, curbstones and flagstones, of natural stone (except slate)
Browse official US Harmonized Tariff Schedule headings for this chapter.
6801Setts, curbstones and flagstones, of natural stone (except slate)
6802Tiles, cubes and similar articles, whether or not rectangular (including square), the largest face of which is capable of being enclosed in a square the side of which is less than <il>7 cm</il>; artificially colored granules, chippings and powder
6802.10.0000Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Tiles, cubes and similar articles, whether or not rectangular (including square), the largest face of which is capable of being enclosed in a square the side of which is less than <il>7 cm</il>; artificially colored granules, chippings and powder6802.21.1000Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Marble, travertine and alabaster: > Travertine6802.21.5000Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Marble, travertine and alabaster: > Other6802.23.0000Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Granite6802.29.1000Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Other stone: > Calcareous stone, other than marble, travertine or alabaster6802.29.9000Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Other stone: > Other6802.91.0500Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Marble, travertine and alabaster: > Slabs6802.91.1500Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Marble, travertine and alabaster: > Other6802.91.2000Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Marble, travertine and alabaster: > Articles of subheading 6802.21.10 that have been dressed or polished, but not further worked6802.91.2500Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Marble, travertine and alabaster: > Other6802.91.3000Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Marble, travertine and alabaster: > Alabaster6802.92.0000Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Other calcareous stone6802.93.0010Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Granite > Articles for monumental or building purposes of subheading 6802.23.00, not cut to size, with only one face surface-worked more than simply cut or sawn6802.93.0020Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Granite > With a maximum thickness of <il>1.5 cm</il>6802.93.0025Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Granite > With a maximum thickness greater than <il>1.5 cm</il> but not greater than <il>7.5 cm</il>6802.93.0035Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Granite > Monuments, bases and markers6802.93.0060Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Granite > Other6802.93.0090Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Granite > Other6802.99.0030Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Other stone > Monuments, bases and markers6802.99.0050Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Other stone > Slabs6802.99.0070Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Other stone > Other6802.99.0090Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 6801; mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of natural stone (including slate): > Other stone > Other
6803Roofing slate
6804Millstones and grindstones for milling, grinding or pulping
6804.10.0000Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials: > Millstones and grindstones for milling, grinding or pulping6804.21.0010Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials: > Of agglomerated synthetic or natural diamond > Segments for circular sawblades, consisting of diamond agglomerated with metal6804.21.0020Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials: > Of agglomerated synthetic or natural diamond > Articles consisting of a continuous rim segment of diamond agglomerated with metal, attached to circular plates of steel (whether or not attached to non-steel plates)6804.21.0030Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials: > Of agglomerated synthetic or natural diamond > Articles consisting of multiple segments of diamond agglomerated with metal, attached to circular plates of steel, without cutting parts (whether or not attached to non-steel plates)6804.21.0090Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials: > Of agglomerated synthetic or natural diamond > Other6804.22.1000Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials: > Of other agglomerated abrasives or of ceramics: > Bonded with synthetic resins6804.22.4000Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials: > Of other agglomerated abrasives or of ceramics: > Abrasive wheels6804.22.6000Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials: > Of other agglomerated abrasives or of ceramics: > Other6804.23.0000Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials: > Of natural stone6804.30.0000Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials: > Hand sharpening or polishing stones
6805On a base of woven textile fabric only
6805.10.0000Natural or artificial abrasive powder or grain, on a base of textile material, of paper, of paperboard or of other materials, whether or not cut to shape or sewn or otherwise made up: > On a base of woven textile fabric only6805.20.0000Natural or artificial abrasive powder or grain, on a base of textile material, of paper, of paperboard or of other materials, whether or not cut to shape or sewn or otherwise made up: > On a base of paper or paperboard only6805.30.1000Natural or artificial abrasive powder or grain, on a base of textile material, of paper, of paperboard or of other materials, whether or not cut to shape or sewn or otherwise made up: > On a base of other materials: > Articles wholly or partly coated with abrasives, in the form of sheets, strips, disks, belts, sleeves or similar forms6805.30.5000Natural or artificial abrasive powder or grain, on a base of textile material, of paper, of paperboard or of other materials, whether or not cut to shape or sewn or otherwise made up: > On a base of other materials: > Other
6806Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls
6806.10.0010Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: > Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls > Accoustical pads and boards6806.10.0020Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: > Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls > Batts, not exceeding <il>61 cm</il> in width6806.10.0040Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: > Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls > Batts, exceeding <il>61 cm</il> in width6806.10.0060Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: > Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls > Pipe coverings6806.10.0090Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: > Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls > Other6806.20.0000Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: > Exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials (including intermixtures thereof)6806.90.0010Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: > Other > Accoustical pads and boards6806.90.0020Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: > Other > Of molded calcium silicate6806.90.0090Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: > Other > Other
6807In rolls
6807.10.0000Articles of asphalt or of similar material (for example, petroleum bitumen or coal tar pitch): > In rolls6807.90.0010Articles of asphalt or of similar material (for example, petroleum bitumen or coal tar pitch): > Other > Articles of a kind used for roofing or siding6807.90.0050Articles of asphalt or of similar material (for example, petroleum bitumen or coal tar pitch): > Other > Other
6808Panels, boards, tiles, blocks and similar articles of vegetable fiber, of straw or of shavings, chips, particles, sawdust or other waste, of wood, agglomerated with cement, plaster or other mineral binders
6809Faced or reinforced with paper or paperboard only
6809.11.0010Articles of plaster or of compositions based on plaster: > Faced or reinforced with paper or paperboard only > Of gypsum plaster6809.11.0080Articles of plaster or of compositions based on plaster: > Faced or reinforced with paper or paperboard only > Other6809.19.0000Articles of plaster or of compositions based on plaster: > Other6809.90.0000Articles of plaster or of compositions based on plaster: > Other articles
6810Building blocks and bricks
6810.11.0010Articles of cement, of concrete or of artificial stone, whether or not reinforced: > Building blocks and bricks > Containing by weight more than <il>70 percent</il> magnesia, expressed as MgO, with carbon content ranging from trace amounts to less than <il>30 percent</il>, and chemically bonded by resin or pitch6810.11.0070Articles of cement, of concrete or of artificial stone, whether or not reinforced: > Building blocks and bricks > Other6810.19.1200Articles of cement, of concrete or of artificial stone, whether or not reinforced: > Other: > Of stone agglomerated with binders other than cement6810.19.1400Articles of cement, of concrete or of artificial stone, whether or not reinforced: > Other: > Other6810.19.5000Articles of cement, of concrete or of artificial stone, whether or not reinforced: > Other: > Other6810.91.0000Articles of cement, of concrete or of artificial stone, whether or not reinforced: > Prefabricated structural components for building or civil engineering6810.99.0020Articles of cement, of concrete or of artificial stone, whether or not reinforced: > Other > In slabs of rectangular shape, with a length of 3 m or more and a width of 1.25 m or more6810.99.0040Articles of cement, of concrete or of artificial stone, whether or not reinforced: > Other > Other6810.99.0080Articles of cement, of concrete or of artificial stone, whether or not reinforced: > Other > Other
6811Containing asbestos
6811.40.0000Articles of asbestos-cement, of cellulose fiber-cement or the like: > Containing asbestos6811.81.0000Articles of asbestos-cement, of cellulose fiber-cement or the like: > Corrugated sheets6811.82.0000Articles of asbestos-cement, of cellulose fiber-cement or the like: > Other sheets, panels, tiles and similar articles6811.89.1000Articles of asbestos-cement, of cellulose fiber-cement or the like: > Other articles: > Tubes, pipes and tube or pipe fittings6811.89.9000Articles of asbestos-cement, of cellulose fiber-cement or the like: > Other articles: > Other articles
6812Of crocidolite
6812.80.1000Fabricated asbestos fibers; mixtures with a basis of asbestos or with a basis of asbestos and magnesium carbonate; articles of such mixtures or of asbestos (for example, thread, woven fabric, clothing, headgear, footwear, gaskets), whether or not reinforced, other than goods of heading 6811 or 6813: > Of crocidolite: > Footwear6812.80.9000Fabricated asbestos fibers; mixtures with a basis of asbestos or with a basis of asbestos and magnesium carbonate; articles of such mixtures or of asbestos (for example, thread, woven fabric, clothing, headgear, footwear, gaskets), whether or not reinforced, other than goods of heading 6811 or 6813: > Of crocidolite: > Other6812.91.1000Fabricated asbestos fibers; mixtures with a basis of asbestos or with a basis of asbestos and magnesium carbonate; articles of such mixtures or of asbestos (for example, thread, woven fabric, clothing, headgear, footwear, gaskets), whether or not reinforced, other than goods of heading 6811 or 6813: > Clothing, clothing accessories, footwear and headgear > Footwear6812.91.9000Fabricated asbestos fibers; mixtures with a basis of asbestos or with a basis of asbestos and magnesium carbonate; articles of such mixtures or of asbestos (for example, thread, woven fabric, clothing, headgear, footwear, gaskets), whether or not reinforced, other than goods of heading 6811 or 6813: > Clothing, clothing accessories, footwear and headgear > Other6812.99.1000Fabricated asbestos fibers; mixtures with a basis of asbestos or with a basis of asbestos and magnesium carbonate; articles of such mixtures or of asbestos (for example, thread, woven fabric, clothing, headgear, footwear, gaskets), whether or not reinforced, other than goods of heading 6811 or 6813: > Other: > Paper, millboard and felt6812.99.2000Fabricated asbestos fibers; mixtures with a basis of asbestos or with a basis of asbestos and magnesium carbonate; articles of such mixtures or of asbestos (for example, thread, woven fabric, clothing, headgear, footwear, gaskets), whether or not reinforced, other than goods of heading 6811 or 6813: > Other: > Compressed asbestos fiber jointing, in sheets or rolls6812.99.9000Fabricated asbestos fibers; mixtures with a basis of asbestos or with a basis of asbestos and magnesium carbonate; articles of such mixtures or of asbestos (for example, thread, woven fabric, clothing, headgear, footwear, gaskets), whether or not reinforced, other than goods of heading 6811 or 6813: > Other: > Other
6813Containing asbestos
6813.20.0010Friction material and articles thereof (for example, sheets, rolls, strips, segments, discs, washers, pads), not mounted, for brakes, for clutches or the like, with a basis of asbestos, of other mineral substances or of cellulose, whether or not combined with textile or other materials: > Containing asbestos > Articles for use in civil aircraft6813.20.0015Friction material and articles thereof (for example, sheets, rolls, strips, segments, discs, washers, pads), not mounted, for brakes, for clutches or the like, with a basis of asbestos, of other mineral substances or of cellulose, whether or not combined with textile or other materials: > Containing asbestos > Other6813.20.0020Friction material and articles thereof (for example, sheets, rolls, strips, segments, discs, washers, pads), not mounted, for brakes, for clutches or the like, with a basis of asbestos, of other mineral substances or of cellulose, whether or not combined with textile or other materials: > Containing asbestos > Articles for use in civil aircraft:6813.20.0025Friction material and articles thereof (for example, sheets, rolls, strips, segments, discs, washers, pads), not mounted, for brakes, for clutches or the like, with a basis of asbestos, of other mineral substances or of cellulose, whether or not combined with textile or other materials: > Containing asbestos > Other6813.81.0010Friction material and articles thereof (for example, sheets, rolls, strips, segments, discs, washers, pads), not mounted, for brakes, for clutches or the like, with a basis of asbestos, of other mineral substances or of cellulose, whether or not combined with textile or other materials: > Brake linings and pads > Articles for use in civil aircraft, with a basis of mineral substances6813.81.0050Friction material and articles thereof (for example, sheets, rolls, strips, segments, discs, washers, pads), not mounted, for brakes, for clutches or the like, with a basis of asbestos, of other mineral substances or of cellulose, whether or not combined with textile or other materials: > Brake linings and pads > Other6813.89.0010Friction material and articles thereof (for example, sheets, rolls, strips, segments, discs, washers, pads), not mounted, for brakes, for clutches or the like, with a basis of asbestos, of other mineral substances or of cellulose, whether or not combined with textile or other materials: > Other > Articles for use in civil aircraft, with a basis of mineral substances6813.89.0050Friction material and articles thereof (for example, sheets, rolls, strips, segments, discs, washers, pads), not mounted, for brakes, for clutches or the like, with a basis of asbestos, of other mineral substances or of cellulose, whether or not combined with textile or other materials: > Other > Other
6814Plates, sheets and strips of agglomerated or reconstituted mica, whether or not on a support
6814.10.0000Worked mica and articles of mica, including agglomerated or reconstituted mica, whether or not on a support of paper, paperboard or other materials: > Plates, sheets and strips of agglomerated or reconstituted mica, whether or not on a support6814.90.0000Worked mica and articles of mica, including agglomerated or reconstituted mica, whether or not on a support of paper, paperboard or other materials: > Other
6815Carbon fibers
6815.11.0000Articles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included: > Carbon fibers6815.12.0000Articles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included: > Fabrics of carbon fibers6815.13.0000Articles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included: > Other articles of carbon fibers6815.19.0000Articles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included: > Other6815.20.0000Articles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included: > Articles of peat6815.91.0011Articles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included: > Containing magnesite, magnesia in the form of periclase, dolomite including in the form of dolime, or chromite > Containing by weight more than <il>70 percent</il> magnesia, expressed as MgO, with carbon content ranging from trace amounts to less than <il>30 percent</il>, and chemically bonded by resin or pitch6815.91.0071Articles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included: > Containing magnesite, magnesia in the form of periclase, dolomite including in the form of dolime, or chromite > Other6815.99.2000Articles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included: > Other: > Talc, steatite and soapstone, cut or sawed, or in blanks, crayons, cubes, disks or other forms6815.99.4110Articles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included: > Other: > Other > Containing by weight more than <il>70 percent</il> magnesia, expressed as MgO, with carbon content ranging from trace amounts to less than <il>30 percent</il>, and chemically bonded by resin or pitch6815.99.4170Articles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included: > Other: > Other > Other