Mg Minerals is a leading New Zealand supplier of magnesium oxide (MgO), industrial minerals, animal health minerals, and soil fertility products. Based in Waikato, we supply high-quality mineral products to customers across New Zealand, supporting the agriculture, dairy, livestock, horticulture, manufacturing, and construction industries.

We specialise in sourcing and supplying premium-grade minerals including magnesium oxide, calmag, bentonite clay, kaolin clay, calcium carbonate, silica flour, copper sulphate, zinc sulphate, and a wide range of trace elements. Our products are trusted for improving soil health, supporting animal nutrition, enhancing pasture performance, and meeting industrial processing requirements.

At Mg Minerals, we understand the importance of reliable supply and consistent quality. Whether you need agricultural minerals for soil conditioning, animal health supplements for livestock, or industrial minerals for manufacturing applications, we provide tailored solutions to suit your specific needs.

With decades of industry experience, we are committed to delivering competitive pricing, expert advice, and dependable nationwide delivery. Our team works closely with farmers, contractors, and businesses to ensure the right mineral solutions are supplied on time, every time.

If you're looking for a trusted mineral supplier in New Zealand for magnesium oxide, agricultural minerals, or industrial mineral products, Mg Minerals is your reliable partner.