21. These unexplored regions, rich in oil and mineral reserves , have been relatively untouched by industrialization, Jarvenpa said. 22. Rio Tuba is one of the populated barangays of Bataraza and known for its nickel mineral reserves . 23. Tarmac said it had mineral reserves of 1.3 billion tons after acquiring a 300 million ton business. 24. The region is abundant with mineral reserves . 25. Arab Potash has exclusive concession to exploit potash, salt and Dead Sea mineral reserves on a commercial basis. 26. Mineral reserves exceed 4 billion tons.27. In the late 1960s, UN geologists also discovered major uranium deposits and other rare mineral reserves in Somalia. 28. The mine2 s proven and probable mineral reserves as of 2009 amount to 8.1 million ounces of gold. 29. While the country has vast mineral reserves , the revenues have failed to trickle down to the average Zairian. 30. A Mineral Reserve includes diluting materials and allowances for losses that may occur when the material is mined.