By Dhiladhila Magazine · Issue 12
A tin producer posts a battery-metal grade. The number is really an argument about where Namibia keeps value.
At Lithium Ridge near Uis in June 2026, Andrada Mining reported drill intersections of up to 3.46% lithium oxide close to surface, and the figure reads less as geology than as economics. A company known as a Namibian tin producer has published high-grade lithium results that widen what a single Erongo licence might one day be worth.
The case those numbers strengthen is not about one pit. It is about whether Namibia can add a battery metal to a mineral economy long built on uranium, diamonds and tin, and hold more of that value at home instead of watching concentrate leave for processing abroad.
A resource base that keeps widening
The drilling itself is substantial. Andrada completed 143 holes for about 16,500 metres of oriented core at Lithium Ridge, and the latest batch confirmed consistent grades from surface downward, with hole LRD027 returning 9.05 metres at 2.28% lithium oxide including four metres at 3.46%. The mineralised trend has been traced across multiple pegmatites rather than a single lucky intercept.
For a resource economist, breadth matters more than any one grade. A deposit that repeats across a licence can support a mine plan; a single rich hole cannot. Each additional pegmatite that assays well raises the tonnage a future operation might justify, and with it the share of the battery-metals market Namibia could plausibly contest.
A minerals case is built on repetition across a licence, not on one headline grade.
The polymetallic economics
The lithium does not travel alone. The same cores carry tin and tantalum, with tin reported up to around 2% and tantalum in the low hundreds of parts per million, both flagged as saleable by-products in any future mining scenario. Andrada already sells tin from Uis and has brought tantalum to commercial production, so the processing knowledge is in place.
That polymetallic mix changes the arithmetic. By-product credits lower the effective cost of the primary metal, which helps a project survive a weak lithium price. A deposit that pays partly in tin and tantalum is less exposed to any single commodity cycle than a pure-play lithium mine would be.
By-product credits are what let a lithium project stand up in a soft lithium market.
Why near-surface grade matters
Grade near surface is a cost story as much as a quality one. Intersections that begin at or close to surface point to lower stripping and simpler early mining, which shortens the distance between a drill result and a paying tonne. At a time when global lithium prices have been subdued, low-cost tonnes are the ones that stay economic.
The caveat is that most of the picture is still developing. A large share of the assay results from the programme remained pending as of June 2026, so the resource that will eventually be modelled is not yet fixed. The confidence is directional rather than final.
Cheap, shallow tonnes survive a downturn; the full count is still on its way.
From drill result to development case
Validation has arrived from a serious quarter. Chile’s SQM, one of the largest lithium producers in the world, may earn a 30% interest in Lithium Ridge by funding and completing the Stage 1 exploration programme, which is why the drilling advanced at pace. A major producer paying to explore your ground is a market opinion in itself.
The risk is timing. A widening resource meets a weak price, and a drill campaign is not a mine. Whether the geology becomes a development is a decision for a later year, once the assays are complete and a resource and reserve estimate has been updated.
A producer partner is a vote of confidence; the price cycle still gets a vote too.
For a resources investor or a policy planner, the June 2026 signal is that Namibia’s lithium story now has a real orebody behind it, not just an ambition. The decision it poses is whether to treat Lithium Ridge as a tin mine with a lithium option, or as the country’s first serious bid to sell a battery metal on its own terms.
Sources: The Namibian; Andrada reports high-grade lithium at Lithium Ridge (Crux Investor); Andrada confirms high-grade mineralisation at Lithium Ridge (Mining Weekly)
