Priceite Calcium Borate Ore from Japan
Priceite is a rare natural calcium borate mineral from boron-rich deposits, supplied as crushed ore or powder for specialty ceramics. It meets HTS 2528.00.00 criteria as an unrefined natural borate concentrate without brine origin. Low-volume imports highlight its niche use in high-temperature glazes.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Source rare earth analysis from certified labs due to Priceite's uncommon status
• Declare exact mineralogy to distinguish from common colemanite