Alluvial BANKA Drills

As long as there are still inhospitable and isolated areas in the world, the Banka drills are indispensable to explore.
- Alluvial deposits
- Mine tailings
- Clay, bauxite and lateritic iron ore
- Water bearing layers
- Deep geochemistry in water saturated soils
- Geotechnical soil testing

Size 4 (4-inch) is mostly used for a scout prospecting of alluvial deposits.

Size 6 (6-inch) is used for an evaluation of alluvial deposits and alluvial deposits with low grade or with coarse mineral grains.

Size 8 (8-inch) is used for the same as Size 6 but when powered version is necessary.

Manual BANKA Size 4 and 6 drills

Powered BANKA mk3 drill

In South America, 4-inch manual BANKA drill exploring a 15 m. deep alluvial gold deposit. Calculated reserves in this alluvial gold deposit were less than 5% below real mining production.

Alluvial Mining Equipments                  

Alluvial mining 6-inch gravel pump unit.

Alluvial mining 6-inch high pressure water pump unit.