Granules, chippings and powder, of stones of heading 2515 or 2516, whether or not heat-treated: — Other
N359068 · 2026-03-18 — The tariff classification and marking of crushed basalt from Australia.
The merchandise under consideration is referred to as Interstellar Innovation Fine Lunar Regolith Simulant (IIFLRS). From the information you provided, it is comprised of natural basalt stone, which is mined, crushed, and packaged for retail sale in Australia. The basalt is not worked or processed in any other way. You state that, after importation into the United States, the IIFLRS will be used to produce lunar regolith simulant, which simulates the composition of the moon’s surface, in order to support NASA and commercial lunar activities. The applicable subheading for the Interstellar…
N357243 · 2026-01-16 — The tariff classification of lunar regolith simulants from Spain.
The merchandise under consideration is identified as the TerraLun-Core TLH-0 Lunar Highlands Regolith Simulant and the TerraLun-Core TLM-0 Lunar Mare Regolith Simulant. Both consist of naturally derived igneous rocks which have been crushed, milled, sieved, and blended together in various proportions. They are designed to simulate the composition of different areas of the moon’s surface, allowing technologies and applications to be tested under realistic conditions. From the information you provided, the TLH-0 consists of a mixture of approximately 40% to 60% by weight anorthosite, 20% to 40%…
N238862 · 2013-05-29 — The tariff classification of crushed rocks from China
The assortment consists of two bags of stone granules identified as White Stone Granules (DG SKU 12057603) and Yellow Stone Granules (DG SKU 12057604). Representative samples of each product packaged in clear plastic drawstring pouches were submitted with your ruling request. The samples were sent to our Customs and Border Protection Laboratory for analysis. Our laboratory has now completed its analysis. Our laboratory has determined that the two samples of stone granules consist of crushed rocks. The applicable subheading for the crushed rocks will be 2517.49.0000, Harmonized Tariff Schedule…
N004143 · 2006-12-22 — The tariff classification of crushed rock from Japan
A representative sample was submitted and will be returned to you as requested. The subject merchandise is described as “crushed quartz porphyry rock powder” also known as “kihouseki” or “Tenno no seki”. You state that quartz porphyry is extruded from the ground near various volcanic areas in Japan by means of rock-pounding equipment and is further worked by a crushing/pulverizing machine until it becomes a fine powder. You further state that there are no chemicals or minerals introduced into the stone powder. In your letter you indicate that the crushed quartz porphyry rock powder is a…
K83826 · 2004-03-19 — The tariff classification of volcanic basaltic crushed rock from Australia
A representative sample of the product you wish to import was submitted with your ruling request. You stated in your letter that the product, MR-250, is a volcanic basaltic crushed rock that primarily consists of calcium and magnesium silicates. The product will be used to replenish the soil to produce better crops. You indicated in your letter that the only processing performed on the rock after retrieving from the quarry is crushing. The rock is crushed between 50mm to 250 microns in diameter. The rock is not mixed with any other rock dusts or any other minerals. The applicable subheading…
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