Tuesday, 11 August 2026, KampalaFounded 2016
Excavator working white kaolin clay faces at a quarry in western Uganda
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Kaolin and bentonite quarrying at Kasio-Tonya builds a quiet industrial minerals trade

Ceramics, drilling fluids, paper and pharmaceuticals give these deposits a steady domestic market that gold-focused policy tends to overlook.

By Joan Lubega··Hoima

The kaolin and bentonite deposits around Kasio-Tonya in Hoima supply ceramics, paper filler, drilling fluids and pharmaceutical applications. The trade is small, unglamorous and one of the few parts of the mineral sector with a reliable domestic customer base.

Why it works

Industrial minerals are sold on specification to nearby buyers, which means processing has to happen locally. Drying, milling and grading plants have been built at the quarries because there is no other way to sell the product.

Employment characteristics

Quarry and plant work here is year-round rather than seasonal, and the skills involved transfer readily to construction materials. For Hoima, that stability is worth more than a larger but volatile gold operation.

The oil sector effect

Bentonite demand has been lifted by drilling activity in the Albertine region. That is a benefit and a dependency, and operators who have not diversified their customer base are exposed to the drilling cycle.

Regulatory footing

Most operations here hold small-scale or location licences, and compliance is generally better than in alluvial gold. Licence renewal timeliness through the DGSM cadastre remains the main administrative grumble.

Sources

How we verified this: licence and production details are checked against official records and ministry statements where they exist. Company-issued figures are reported as claims and attributed. Corrections are welcome at corrections@ugandamineraltrust.com.

Byline
Joan Lubega

Industrial Minerals Reporter

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