High-quality minerals.
Engineered for industry.
Newport Minerals processes dolomite, calcite, limestone, and other industrial minerals — delivering consistent, high-performance products to paint, plastics, glass, agriculture, animal feed, construction, and mining.
A Tanzanian industrial minerals processor, based in Tanga.
Dedicated to producing high-quality mineral products that support the growth of industry and manufacturing across the country. Specialising in the processing of dolomite, calcite, limestone, and other industrial minerals — delivering consistent, high-performance solutions to a diverse range of industries.
Calcium carbonate, micro calcite,
dolomite, and Coral finishes.
Calcium Carbonate
High-purity carbonate mineral powder from natural dolomite. Whiteness 93–97%, customisable D97 from 250 µ down to 8 µ. Packed 25 kg or 100 kg jumbo.
Explore MoreMicro Calcite
High-purity calcium carbonate powder from natural calcite and marble. Higher whiteness and lower hardness than dolomite — preferred for premium decorative applications.
Explore MoreDolomite Granules
Precisely crushed and screened dolomite stone. 0.1–4 mm, brightness 90–99%. For decorative finishes, flooring, agriculture, and water filtration.
Explore MoreCoral Decorative
Polymer-modified Wall Putty, Stone Crete texture coating, and Stone Plast finishing plaster — for interior and exterior surfaces.
Explore More
Paint, plastics, glass, agriculture,
animal feed, construction, and mining.
Paints & Coatings
High-purity calcium carbonate and micro calcite — Whiteness 93–97%, low oil absorption, customisable particle size.
Explore MoreConstruction
Polymer-modified Coral Wall Putty, Stone Crete texture coating, and Stone Plast finishing plaster — plus dolomite granules.
Explore MoreAgriculture
Crushed and screened dolomite granules in sizes from 0.1 mm to 4 mm — supplied for agricultural use.
Explore MorePlastics & Glass
Calcium carbonate powders for plastics, masterbatch, and glass manufacturing — chemically pure, easy to disperse.
Explore MoreTo deliver high-quality industrial mineral products that empower manufacturers and industries.
We process and deliver mineral products that help our customers achieve superior performance, sustainable growth, and long-term success.
From dolomite, calcite, and limestone to Coral cement-based finishes — Newport serves a diverse range of industries including paint, plastics, glass, agriculture, animal feed, construction, and mining.
The discipline behind every shipment.
Have a spec sheet? Send it our way.
Tell us your particle size, packaging, and quantity — we'll come back with a quote.