Gold Mining & Processing Calculators

Browser-side arithmetic for grade, contained gold, recovery, mass balance, units, water reuse and throughput.

Calculate grade from contained gold and ore mass using user-supplied units.

Estimate contained gold from ore mass and grade.

Estimate recovered gold from contained gold and a recovery percentage.

Compare feed gold with product, measured losses and inventory.

Convert grams, kilograms, troy ounces and ordinary ounces.

Estimate the share of water demand supplied by recycled water.

Convert processed tonnes and operating time into a simple average rate.

Illustrate how mixing lower-grade material changes an average feed grade.