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    212323 - Kaolin, Clay, and Ceramic and Refractory Minerals Mining

    Introduction

    If you're involved in the mining industry, especially in the extraction of essential industrial minerals, understanding NAICS code 212323 is crucial. This code represents a specialized segment within the mining sector focused on kaolin, clay, and ceramic and refractory minerals — key raw materials that serve a multitude of industrial applications. Whether you operate a kaolin mining company or a clay beneficiation business, this guide will offer valuable insights into this vital industry classification.


    What is NAICS Code 212323?

    NAICS code 212323 refers to establishments primarily engaged in the mining and beneficiating of kaolin, clay, and ceramic and refractory minerals. These minerals are essential components in ceramics, refractories, paper, rubber products, and various other industrial applications. Mining operations under this code extract and process raw mineral deposits to meet industry demands.


    Sector: Mining, Quarrying, and Oil and Gas Extraction

    This industry falls under the broader Mining, Quarrying, and Oil and Gas Extraction sector, emphasizing resource extraction and preliminary processing. Companies classified under NAICS 212323 are vital suppliers to manufacturing sectors requiring raw mineral materials with specific properties for heat resistance, plasticity, and chemical stability.

    Typical Business Activities Include:

    • Kaolin mining operations
    • Clay extraction and beneficiation
    • Refractory mineral mining and processing
    • Mining and beneficiating other ceramic minerals such as ball clay, fire clay, and feldspar

    Size Standards and Eligibility

    For government contracting and SBA programs, the size standard for businesses under NAICS code 212323 is 650 employees. Companies with employee counts below this threshold may qualify as small businesses, making them eligible for various federal assistance and contracting opportunities.


    Examples of Businesses and Activities Under NAICS 212323

    • Kaolin mining companies producing raw kaolin for paper coating and ceramics
    • Clay extraction businesses specializing in ball clay or fire clay mining
    • Refractory mineral mining firms supplying materials for furnace linings and heat-resistant products

    These businesses contribute substantially to industries such as construction, paper manufacturing, rubber and plastics, and refractory product production.


    NAICS Code 212323 - Detailed Code Activities Table

    Mineral/Activity Description
    Andalusite mining and/or beneficiating Extraction and processing of andalusite mineral
    Aplite mining and/or beneficiating Mining of aplite rock for industrial use
    Ball clay mining and/or beneficiating Mining soft clay used in ceramics and pottery
    Bentonite mining and/or beneficiating Mining absorbent clay minerals
    Bleaching clay mining and/or beneficiating Mining clays used for bleaching oils and fats
    Brucite mining and/or beneficiating Mining of brucite mineral (magnesium hydroxide)
    Burley mining and/or beneficiating Extraction of burley mineral deposits
    China clay mining and/or beneficiating Mining of fine white clay used in ceramics
    Clay bleaching Process of refining clay by removing impurities
    Clay mining and/or beneficiating General clay mining operations
    Clay, ball, mining and/or beneficiating Focused on ball clay deposits
    Clay, ceramic and refractory minerals mining and/or beneficiating Mining minerals for refractories and ceramics
    Clay, fire, mining and/or beneficiating Fire clay extraction for heat-resistant materials
    Clay, natural, mining and/or beneficiating Mining natural clay deposits
    Common clay mining and/or beneficiating Extraction of widely used clay types
    Common shale mining and/or beneficiating Mining shale except oil shale
    Cornwall stone mining and/or beneficiating Mining of specific mineral rock types
    Cyanite mining and/or beneficiating Mining kyanite (cylindrite) minerals
    Diaspore mining and/or beneficiating Mining of diaspore mineral
    Dumortierite mining and/or beneficiating Mining of dumortierite mineral
    Earth, fuller's mining and/or beneficiating Mining natural bleaching clays
    Feldspar mining and/or beneficiating Mining feldspar used in glass and ceramics
    Fire clay mining and/or beneficiating Extraction of refractory fire clays
    Flint clay mining and/or beneficiating Mining silica-rich clay deposits
    Fuller's earth mining and/or beneficiating Mining clays for purification and absorption
    Kaolin mining and/or beneficiating Extracting and processing kaolin clays
    Kyanite mining and/or beneficiating Kyanite mineral mining
    Laterite mining and/or beneficiating Mining of laterite deposits
    Magnesite mining and/or beneficiating Extraction of magnesite mineral
    Nepheline syenite mining and/or beneficiating Mining of nepheline syenite rock
    Olivine, non-gem, mining and/or beneficiating Mining olivine mineral used in refractory products
    Paper clay mining and/or beneficiating Mining clays used specifically in paper manufacturing
    Pegmatite, feldspar mining and/or beneficiating Mining feldspar-rich pegmatites
    Pinite mining and/or beneficiating Mining of pinite mineral deposits
    Plastic fire clay mining and/or beneficiating Extraction of plastic fire-resistant clays
    Refractory minerals mining and/or beneficiating Mining minerals suitable for high-temperature uses
    Rubber clay mining and/or beneficiating Mining clays used in rubber compounding
    Shale (except oil shale) mining and/or beneficiating Extraction of shale rock excluding oil shale
    Sillimanite mining and/or beneficiating Mining sillimanite mineral
    Slip clay mining and/or beneficiating Mining clay used for slips in ceramics
    Stoneware clay mining and/or beneficiating Extraction of stoneware-type clays
    Syenite, nepheline mining and/or beneficiating Mining syenite and nepheline minerals
    Topaz, non-gem mining and/or beneficiating Mining of non-gem-quality topaz minerals

    Frequently Asked Questions (FAQ)

    What does NAICS code 212323 cover?

    It covers establishments primarily engaged in mining and beneficiation of kaolin, clay, ceramic, and refractory minerals used across industrial sectors.

    Which sector does NAICS 212323 belong to?

    It belongs to the Mining, Quarrying, and Oil and Gas Extraction sector.

    What kind of businesses fall under this NAICS code?

    Typical businesses include kaolin mining operations, clay extraction firms, and refractory mineral mining companies.

    What is the SBA size standard for NAICS 212323?

    The size standard is 650 employees, meaning companies employing fewer than this may qualify as small businesses.

    Why are these minerals important?

    Kaolin, clay, and refractory minerals are essential in ceramics, paper coating, refractories, rubber, and other industrial products requiring specialized raw materials.


    Conclusion

    NAICS code 212323 defines a vital mining niche focusing on kaolin, clay, and ceramic and refractory minerals. Understanding its scope, sector classification, size standards, and related business activities can help companies navigate government contracting, market analysis, and industry benchmarks effectively. If your business operates within these mining activities, staying informed about this NAICS code is key to maximizing growth opportunities and compliance.


    Keywords: NAICS code 212323, kaolin mining, clay extraction, refractory minerals mining, mining industry, industrial minerals, SBA size standards, government contracting, ceramic minerals, mining sector

    View Active Opportunities for NAICS 212323

    See current federal, state, and local government contracts using this NAICS code.

    Browse 212323 Opportunities →
    ← Back to NAICS Browser

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