It involves using a small, lightweight unit to vacuum cracks and crevices of exposed bedrock, moss on exposed bedrock or boulders, or material in a dry wash in the desert. It is called 'Vacking ' and, as you might suppose, involves vacuuming material.Īs a suction dredge vacuums material from the bottom of the river, this is a type of dry-land dredging. There is a fairly new method of mining out there in the mining community that is rapidly gaining in popularity, with good reason. See our new portable bedrock gold vacuum below. Home > Gold Mining Equipment > Black Sand Magnets (Gold Magnet) > Black Sand Gold Recovery - Part 2 > Black Sand Concentrates > Fine Gold Recovery Equipment > Gold Prospecting - FREE TIPS > Crevicing + Sniping for Gold Nuggets > Crevice Tools for Bedrock > Dry Land Dredging - Gold VacuumsĭRY-LAND DREDGING or using a vacuum for gold Home > Gold Prospecting - FREE TIPS > Crevicing + Sniping for Gold Nuggets > Crevice Tools for Bedrock > Dry Land Dredging - Gold Vacuums

How does a lake dredge work