U.S. imports of calcareous monumental or building stone (excl. marble & travertine); alabaster (HS 251520) totaled $127K in April 2026, traded with 10 countries.
Limestone, shell stone, and other calcareous building and monumental stones — excluding marble and travertine — along with alabaster, fall under a single 10-digit line (2515200000). These materials serve the construction, masonry, and decorative arts sectors, where their workability and regional availability drive sourcing decisions. Canada is the leading US supplier, with India and the Dominican Republic also among the top sources, reflecting both proximity and the presence of notable limestone and alabaster deposits in those countries.
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HTS 251520 captures calcareous monumental or building stones other than marble and travertine — such as limestone and shell stone — as well as alabaster. Marble and travertine, whether crude or sawn into blocks, are classified under headings 251511 and 251512 respectively.
Canada is the top supplier, benefiting from geographic proximity and substantial limestone resources. India and the Dominican Republic follow, with Belgium and Portugal also contributing to US import volumes.
Supplier Network
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Imports
$127K
from 10 countries · YTD: $322K
Exports
$257K
Surplus of $129K (net exporter)
Trade balance: surplus of $129K (net exporter)
YTD: $322K imported (April 2026)
19 shipments/month
Monthly import values over time
SALT INCL TBL/DENTRD, PURE SODM CHLOR ETC; SEA WTR
HS 250100
PORTLAND CEMENT EXCEPT WHITE PORTLAND CEMENT
HS 252329
SULFUR OF ALL KINDS, NOT SUBLIMED,PRECIP,COLLOIDAL
HS 250300
NATURAL BARIUM SULFATE (BARYTES)
HS 251110
FLUORSPAR OV 97% OF CALCIUM FLUORD BY WGHT
HS 252922
UNGRND NAT CAL PHSPH, ALUM CAL PHOS A PHOS CHALK
HS 251010
Top U.S. entry points for this product, ranked by latest-month import value.