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NAICS Code· 212324

NAICS 212324: Kaolin and Ball Clay Mining

NAICS 212324 - Kaolin and Ball Clay Mining covers the extraction and production of specific types of clay minerals used extensively in industrial applications. This industry focuses on the mining of kaolin, often referred to as white clay, and ball clay, which are essential raw materials for the manufacturing of ceramics, paper coatings, paints, and various chemical fillers.

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Active solicitations and awarded contracts classified under NAICS 212324 — Kaolin and Ball Clay Mining.

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NAICS 212324 FAQ

Frequently Asked Questions

NAICS code 212324 stands for Kaolin and Ball Clay Mining. It is a North American Industry Classification System code used by the federal government to classify business activity for procurement and contracting purposes.

Recently Posted in Kaolin and Ball Clay Mining

Rock Mulch Supply (1–1.5 inch, Fractured Faces)The contract calls for the supply of rock mulch with a 1–1.5 inch gradation and two fractured faces, specifically intended for slope protection and revegetation efforts. This material is critical for erosion control and establishing vegetation on disturbed or vulnerable terrain, ensuring long-term stability and environmental recovery. The specification of fractured faces indicates a requirement for enhanced surface texture to improve interlock and retention, making the product suitable for high-exposure or steep-slope applications. The work is tied to a subcontract arrangement under the New Mexico Department of Transportation, with performance localized to Chaves. The solicitation was posted on August 21, 2026, with the same date set as the response deadline, suggesting an immediate or expedited procurement timeline. The NAICS code 212324 confirms the nature of the supply as quarrying and crushing of stone, aligning the contractor’s capabilities with industrial aggregate production. All activities are governed by the project’s technical and logistical requirements without set-aside provisions or additional classification.

New Mexico Department of Transportation

POSTED

CLOSED

Coarse-Grained Sand Supply for Coastal Restoration

POSTED

CLOSED

Crushed Aggregate Supply

Csa Southwest 7 Usda-Fs

POSTED

CLOSED

Stone Quarry Supply and Delivery for Jetty Armoring

W071 Endist Portland

POSTED

CLOSED

Borrow Pit Setup and Earthwork Material SupplyThe contract involves the establishment of borrow pits and the supply of approved fill material to support embankment construction and grading operations within Lancaster, South Carolina. The work is scoped to ensure that all earth materials meet specified engineering standards for compaction, stability, and suitability, with the responsibility falling on the contractor to locate, prepare, and extract material from designated borrow areas while complying with environmental and regulatory requirements. All fill material must be tested and certified prior to use to guarantee consistency and structural integrity for the intended transportation infrastructure applications. This is a subcontract under the South Carolina Department of Transportation, classified under NAICS code 212324 for other nonmetallic mineral mining and quarrying. The solicitation was posted on August 11, 2026, with a response deadline set for the same day, indicating a rapid procurement timeline. The place of performance is specifically tied to Lancaster County, and all work must be performed in accordance with SCDOT specifications. The contract does not specify set-aside status or point of contact details, and interested parties must access the full solicitation through the provided UI link to obtain complete requirements, drawings, and compliance criteria.

South Carolina Department of Transportation

POSTED

about 1 month ago

CLOSED

about 1 month ago

Aggregate and Base Material Supply

Hesperia Unified School District

POSTED

about 1 month ago

CLOSED

Aggregate Supply (21AA Stone)

POSTED

about 1 month ago

CLOSED

Riprap Stone Supply (Material Only)

Tennessee Department of General Services

POSTED

about 1 month ago

CLOSED

Class II Aggregate SupplyThe contract entails the supply of Class II aggregate specifically for shoulder backing applications, with strict requirements governing gradation and compaction to ensure structural integrity and performance. This is a subcontract issued under a Small Business Set Aside designation, meaning only small businesses are eligible to bid, and it is fully reserved for such entities. The North American Industry Classification System code 212324 identifies the work as related to nonmetallic mineral mining and quarrying. The solicitation was posted on July 31, 2026, with responses due by September 1, 2026. The contracting entity is the California State Office under the U.S. Department of the Interior, though specific location details for the agency or place of performance are not provided. Interested parties must submit proposals through the official SAM.gov portal linked in the posting.

California State Office

POSTED

about 2 months ago

CLOSED

Imported Streambed Material SupplyThe contract titled Imported Streambed Material Supply is a Small Business Set Aside under the SBA, designated for total small business participation, with a NAICS code of 212324 for quarrying nonmetallic minerals except coal and clay. It involves the supply and placement of gravel, cobble, and other natural materials to restore the original composition of a streambed, specifically to support ecological and hydrological function in the Elkins area. Performance of the work is required at a single location in Elkins, with no specified state or zip code provided in the details. The solicitation was posted on July 30, 2026, and responses must be submitted by 9:00 PM Eastern Time on August 28, 2026. The contract is structured as a subcontract, indicating it is part of a larger project, likely under the United States Department of Agriculture, Forest Service, identified by the agency name CSA East 13 USDA-FS. No point of contact information is listed, and all communication and submission must be handled through the designated SAM. gov portal link.

Csa East 13 Usda-Fs

POSTED

about 2 months ago

CLOSED

Supply and Delivery of Abrasive SandThe Texas Department of Transportation is seeking subcontractors to supply and deliver dry abrasive sand or a sand-salt mixture for improving road traction during icy weather conditions. The material must be stored in weather-protected facilities to maintain its effectiveness and delivered using calibrated spreading equipment to ensure precise and uniform application. The contract is open for bids with a response deadline of August 20, 2026, and falls under the NAICS code 212324, which relates to mining support activities. All performance is expected to occur within the state of Texas, though specific cities or locations have not been identified in the posted data. Interested parties must submit proposals through the designated portal prior to the deadline to be considered for award.

Texas Department of Transportation

POSTED

about 2 months ago

CLOSED

Sand Supply for Roadway TractionThe contract is for the supply of clean, dry sand to be used for improving traction on icy roadways during winter weather events within Parker County, Texas. The sand must meet specific quality standards to ensure effectiveness and safety on treated surfaces, and the materials are intended for use by the Texas Department of Transportation in maintaining roadway conditions during seasonal ice and snow events. The effort is structured as a subcontract under the NAICS code 212324, which pertains to sand and gravel mining, indicating the supplier is expected to source and deliver aggregate materials directly suited for de-icing applications. The opportunity was posted on July 28, 2026, with a response deadline of August 20, 2026, and all deliveries must be made to locations within Parker County as specified by the Texas Department of Transportation. The contract is administered through the Texas SmartBuy procurement system, and interested parties must submit their proposals through the designated online portal prior to the deadline to be considered for award.

Texas Department of Transportation

POSTED

about 2 months ago

CLOSED

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