Pearly light pink rhombohedral smithsonite crystals to 2 mm across sit atop white rhombohedral dolomite. No damage. For more information about this “greatest mineral locality”, see the special “Tsumeb” issue of Mineralogical Record, Volume 8, Number 3 (May – June, 1977). Some additional information on Tsumeb smithsonite can be found in Rocks & Minerals, Volume 75, Number 3 (May/June, 2000), pages 176-179.