GUZMAN MINERALS belongs to the Guzmán Global corporate group. We are a company specialized in the processing and distribution of minerals for industrial customers.

Our leading industrial facility is located in Nules – Castellón (Spain), where we grind raw materials such as zirconium sand, sodium feldspar, alumina and spodumene to different grain sizes.

We also have facilities in the Port of Castellón, where we store different products, mainly bulk goods. Furthermore, we manufacture clays for slip-coatings, and we carry out various packaging and bulk cargoes. Both facilities are Customs Warehouses.

Industrial sectors


Refractory products





Our activities cover different sectors such as ceramics, mainly frits and glazes, but we are also present in industries as diverse as glass, plastics, refractory materials, paints, rubber and others.

  • Barium Carbonate Powder
  • Black Nickel Oxide
  • Bullers Rings
  • Calcined aluminas
  • Cerium Oxide
  • Ceramic Opacifier ‘ARMIN BLANC’.
  • Chrome oxide green
  • Cobalt Oxide
  • Deflocculant ‘Dispex’.
  • Dry Alumina Hydrate
  • Engobe Clays
  • Functional Additives
  • Kaolin
  • Magnesite
  • Micronized Alumina Hydrate ‘EPM’
  • Micronized calcined aluminas ‘PS-M’.
  • Micronized Spodumene
  • Micronized Zircon Silicate ‘ARMIN’
  • Nepheline Syenite
  • Potassium Carbonate
  • Potassium Feldspar
  • Praseodymium Oxide
  • Silicon Carbide
  • Sodium Feldspar
  • Sodium Tripolyphosphate
  • Spodumene Concentrate
  • Synthetic Iron Oxide
  • Talc
  • Temperature or Cycle Reducer ‘ENERMIN’
  • Tin Oxide
  • Titanium Dioxide Anatase
  • Titanium Dioxide Rutile
  • Whiteners for bodies and engobes ‘Blancmin’
  • Wollastonite
  • Zircon Flour ‘ARMIN’
  • Zircon Sand ‘ARMIN’
  • Zircon Oxide

International presence

From Spain to > 35 countries

Our experience, our dedication to service, and our committed team focused on the company’s internationalization have achieved sustained growth over the past two decades.

We have increased our worldwide presence in countries and the cross-selling of products, feeling proud of the trust that leading international groups amongst our customers place in us.


  • Recovery of by-products and waste from other sectors.
    Management and recovery of waste from other industrial sectors for use in the ceramic industry. Reuse of by-products.

  • Zero emissions
    Filter and vacuum systems, along with commitment to cleanliness in all workplaces.

  • Zero industrial waste
    Recycling of all out-of-spec products we process.

Industrial and service activities

Warehousing and management of consignment sales.

Loading of tanks from silos and Big-Bags.

Product development and custom blends.

Packaging and repackaging of products in different formats.

Own quality control laboratory.

Grinding of raw materials and frits.



Quality & Energy policy

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