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  2. Drywasher - Wikipedia

    en.wikipedia.org/wiki/Drywasher

    A drywasher is like a highbanker, [clarification needed] since it uses a motor and a form of sluice, but it has no need for water. It drywasher operates by the use of air. [ 1 ] By forcing air to flow up through the material as it moves down the sluice, the heavier materials, like gold , will stay at the bottom and get trapped by the riffles ...

  3. Sluice - Wikipedia

    en.wikipedia.org/wiki/Sluice

    A sluice gate. A sluice (/ s l u s / SLOOS) is a water channel containing a sluice gate, a type of lock to manage the water flow and water level. It can also be an open channel which processes material, such as a river sluice used in gold prospecting or fossicking. A mill race, leet, flume, penstock or lade is a sluice channeling water toward a ...

  4. Placer mining - Wikipedia

    en.wikipedia.org/wiki/Placer_mining

    A long sluice box runs along the mine. [16] The sluice box was used extensively during the California gold rush for larger scale operations. When streams became increasingly depleted, the grizzly and undercurrent variants of the sluice box were developed. The grizzly is a set of parallel bars placed at a 45-degree angle over the main sluice box ...

  5. 3 Winter Sleep Problems & How to Fix Them - AOL

    www.aol.com/3-winter-sleep-problems-fix...

    Look for a light therapy box that provides 10,000 lux of light exposure, turn it on within the first hour of waking up, and use it for 20 to 30 minutes. Dry air. Bye, bye moisture. Winter air is ...

  6. Sumpter Valley Gold Dredge - Wikipedia

    en.wikipedia.org/wiki/Sumpter_Valley_Gold_Dredge

    The internal mechanics were not very sophisticated—they duplicated, on a larger scale, many of the devices used by placer mining throughout the gold rush, such as the gold pan and the sluice box. In essence, the dirt that was dug by the large electrically powered buckets was sifted and sorted, and the remainder was washed over a series of ...

  7. 9 Antique Items You Could Sell for Thousands of Dollars

    www.aol.com/9-antique-items-could-sell-190033573...

    Vintage 1985 Cabbage Patch Kids Doll In Original Box With Birth Certificate: The price on eBay is $5,000 Antique Silverware Sterling silver flatware, tea sets, and serving pieces, particularly ...

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