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  • 3M, Industrial Mineral Product Division
    St. Paul, Minnesota

    3M has a rich history in manufacturing and mining and the Industrial Mineral Products Division is part of that heritage; producing quality granules for the roofing industry for over 85 years. Using 3M science in processing, coating, and adhesives technologies allows us to improve the performance and durability of our granules, giving manufacturers a better product that will stand the test of time.

American Gilsonite Company is the world’s only supplier of Gilsonite®, a naturally occurring hydrocarbon resin (uintaite). With a number of unique chemical properties and physical characteristics, Gilsonite improves the performance of many critical materials and applications. The strength, flexibility, extreme light weight and environmental safety of Gilsonite make it a superior additive for cementing and drilling fluids in the oilfield, as well as improving performance and quality in asphalt, inks, paints, stains, construction materials and foundry castings.

  • Carmeuse Lime & Stone
    Pittsburgh, Pennsylvania

    Carmeuse Lime & Stone is a leading company specializing in manufacturing and supplying lime and limestone products for diverse applications in steel manufacturing, power generation, road construction and land development, the building industry, water treatment, waste treatment, oil and gas drilling, and chemical treatments.
  • Ciner
    New York, New York

    Ciner (pronounced ‘jin-ner’) has been supplying the world with soda ash since 1962. Their ongoing relationships, unparalleled customer service, continued innovation, and dedication to safety uniquely positions Ciner to meet global soda ash demands for decades to come.

Compass Minerals produces salt, plant nutrients and magnesium chloride for distribution primarily in North America. We also provide secure records storage in a retired mine in the U.K. Products from Compass Minerals serve a variety of applications in industrial, agricultural, commercial and consumer markets.

  • Bentonite Performance Minerals LLC
    Houston, Texas

    Bentonite Performance Minerals LLC has sought a diversified market position to offer stability not only to the company but to its customers as well. Today, BPM provides Wyoming bentonite to the major end-use categories. These categories are Environmental/Construction, Pet Absorbents, Iron Ore Pelletizing and Oil Field Services. BPM is also committed to new markets, products, and technology.
  • Genesis Energy L.P.
    Philadelphia, Pennsylvania

    Genesis Alkali operates a multi-faceted mining and production facility in Green River, Wyoming, supplying some of the best-known products used around the globe. They operate the world’s largest natural soda ash mine and production site, and strive to harness the latest technological innovations to better serve our customers.
  • Gleason Clay Company
    Mayfield, Kentucky

    Since 2014 Gleason Clay Company has been under the wing of Old Hickory Clay Company, a fourth-generation family owned ball clay business. They work diligently to create a family-style culture within their business and with their customers. They aim to be dependable and responsive to the unique needs of their customers so that they can focus on their own business. 

  • Huber Carbonates, LLC
    Atlanta, Georgia

    Huber Carbonates operates under the umbrella of Huber Engineered Materials (HEM), a global leader in industrial chemical manufacturing that continuously innovates and transforms to exceed client expectations and industry standards. There are many uses for calcium carbonates in industrial and commercial applications such as plastics, paints, adhesives, drilling fluids and paper. Exceptionally pure and versatile, all calcium carbonate products are backed by Huber's commitment to reliability.
    • Imerys  
      Roswell, Georgia

      Imerys processes, enriches and combines a unique range of minerals, in many cases mined from its own deposits, to contribute essential functions to its customers’ products and processes.
    • IMI Fabi, LLC
      Benwood, West Virginia

      IMIFABI offers a wide range of high quality products at competitive prices. IMIFABI's operating network produces and distributes high quality industrial talc products; and provides a comprehensive and reliable service, doing business with a range of customers in different industries - including plastic, paper, paints and fillers, animal feed, building coatings, ceramics, pharmaceuticals and more.
    • KaMin LLC
      Macon, Georgia

      A global supplier of hydrous and calcined kaolin clays with a vision to be the most admired kaolin clay company in the world.
    • Lhoist North America
      Fort Worth, Texas

      Lhoist North America is a major producer of lime, limestone, dolomite and clay products and related services for industrial, environmental and agricultural customers in the US, Canada, and Mexico.
    • Mississippi Lime
      St. Louis, Missouri

      Mississippi Lime is a world-class producer of calcium products including quicklime, hydrated lime, calcium carbonate and precipitated calcium carbonate. For over 100 years, Mississippi Lime has been producing products from one of the richest limestone reserves in the world and today supplies product throughout North America and the world from over twelve plants and terminals.
    • Old Hickory Clay Company
      Mayfield, Kentucky

      The only private American-owned ball clay company. With over 100 years of experience, customers can use Old Hickory’s clays and technical expertise to develop a unique lab-tested blend to solve customers’ unique problems.
    • Omya Inc.
      Cincinnati, Ohio

      Omya is a leading global producer of industrial minerals; mainly fillers and pigments derived from calcium carbonate and dolomite, and is a worldwide distributor of chemical products.
    • Rogers Group
      Nashville, Tennessee

      Used in many agricultural and manufacturing applications, Rogers Group’s Specialty Products supplies material to a wide array of customers. Their high calcium, finely ground products are used as animal feed supplements and agricultural lime throughout the Midwest and the Southeast. Their material is used to help make American industries, such as coal mining, safer by acting as a flame retardant and dust collector in underground mines. They also support the manufacturing industry as a necessary ingredient in the production of glass, shingles and other products vital to America’s economy.
    • R.W. Sidley
      Painesville, Ohio


      R.W. Sidley, Inc. was established in 1933 as a mining and manufacturing company. Since then they have continued to build the company through the development of high quality products derived from their original core products of silica sand and bank gravel. As a full service supplier R.W. Sidley, Inc. provides a broad range of construction solutions for today's building industry. They manufacture and supply bulk aggregates, industrial minerals, ready-mix concrete, masonry block products, structural and architectural precast components, and building supplies.
    • Searles Valley Minerals
      Overland Park, Kansas

      Using a unique, ecologically friendly process, Searles Valley Minerals processes brine solutions from Searles Lake to produce boric acid, sodium carbonate, sodium sulfate, several specialty forms of borax, and salt.
    • Sibelco
      Charlotte, North Carolina

      Sibelco is a global material solutions company. They utilise nature’s raw materials to provide solutions for society and support the cradle-to-cradle loop. From drinking water sanitation to solar technology, every day Sibelco’s materials work as essential components in the progress of society.
    • Solvay Chemicals
      Houston, Texas

      Solvay Chemicals, Inc. and Solvay Fluorides, LLC, are part of the Solvay Group, the leading global producer of hydrogen peroxide, soda ash, sodium bicarbonate, and sodium percarbonate, and are established in markets ranging from alternative energy, automotive, pharmaceuticals, pulp & paper and many others.
    • Specialty Minerals, Inc.
      Bethlehem, Pennsylvania

      Minerals Technologies Inc. is a global supplier of PCC (precipitated calcium carbonate), GCC (ground calcium carbonate), talc and refractories, and serves the paper, plastics, steel, personal care, construction, glass, sealants and paint markets.

    Supreme Perlite serves a wide variety of industries with exceptional quality perlite products and service. Through client-focused solutions, they aim to drive innovation, be a leader in perlite industry, and play an active role in the many industries they serve.

    • Tata Chemical North America
      Sandy, Utah

      Tata Chemicals North America Inc. is a leading global manufacturer of natural soda ash from its Green River, WY manufacturing operation and is owned by Tata Chemicals Ltd, which is the world’s second largest soda ash producer.
    • Vanderbilt Minerals, LLC.
      Norwalk, Connecticut

      The R.T. Vanderbilt Company is a family owned and operated mineral and chemical production company specializing in unique minerals such as wollastonite, pyrophyllite, kaolin and smectite clays in addition to dispersing agents and processing aids for the adhesive, ceramic, paint, paper, rubber, plastics, personal care, petroleum, and household product industries.
       
    • Wyo-Ben, Inc.
      Billings, Montana

      Wyo-Ben is a privately held company headquartered in Billings, Montana, USA, with three bentonite processing facilities located in the Big Horn Basin region of North Central Wyoming and South Central Montana. Wyo-Ben’s mission is to provide the highest quality mineral-based technology solutions, with the highest level of service excellence to our customers; to provide opportunities for our associates and enhance the success of our organization; to add to the vitality of our community; to be responsible stewards of our environment.

      

         

     

    Diatomite Section
    The sole member of the Diatomite Section is the International Diatomite Producers Association. The members of IDPA are:

     

    • CHEMVIRON S.A.
      Belgium, France

      Chemviron is an international manufacturer of activated carbon, carbon filters, and purification systems, with applications including drinking water treatment, air purification, and sugar decolouring or purification.
    • Dicalite Minerals Corp.
      Bala Cynwyd, Pennslyvania

      Dicalite Management Group is an international industrial minerals company with a unique multi-mineral platform including perlite, vermiculite, and diatomaceous earth, represented across three brands: Dicalite, Dicaperl, and Specialty Vermiculite. These processed minerals are used in wide variety of applications, and people are often only a few feet from a product created, enhanced, or treated by one of them.
    • EP Minerals, LLC
      Reno, Nevada

      EP Minerals, LLC is a worldwide leader in diatomaceous earth and perlite filter aids, absorbents, and functional additives serving dozens of diverse markets from food and beverage to biofuels, paints and plastics.
    • Imerys Filtration Minerals, Inc.
      Roswell, Georgia

      Imerys Filtration operations produce products for a wide range of applications in filtration, and in other applications such as agriculture, cryogenic insulation, personal care, mechanical insecticides, paints and coatings, and more.
    • Showa Chemical Industry Co., Ltd.
      Tokyo, Japan

      Showa Chemical's leadership in the Japanese diatomite and perlite markets was built through continuous improvement of their technology, so as to enhance product performance and quality. Their efforts have allowed them to establish a reputation for reliability in products that are vital in a wide range of applications from food and drink processing to chemical manufacturing, pool-water treatment, pharmaceuticals, and wastewater treatment.

     

    Mineral Sections

    • Ball Clay/Kaolin Section
    • Bentonite/Barite Section
    • Calcium Carbonate Section
    • Diatomite Section
    • Feldspar Section
    • Industrial Sand Section
    • Perlite Section
    • Salt Section
    • Soda Ash Section
    • Talc/Wollastonite Section
    • Other Industrial Minerals Section
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