grumpy prospector over under sluice

sluice box matting for sale | eBay

Get the best deals for sluice box matting at We have a great online selection at the lowest prices with Fast & Free shipping on many items! ... Under $20.00 - apply Price filter. $20.00 to $35.00 - apply Price filter. ... 3PC Miner's Moss 12" x 36" Sluice Box Matting Prospector Sand Scoop Green. Brand New. $30.96. Top Rated Plus ...

Gold prospecting equipment traders Public Group | Facebook

Gold Well Sluice / Waterfall Box 6"x36" Will sell stainless stream flare attachment $50 more. Leg kits and highbanker available also $145. Groove in front made to stand on 5 gallon bucket. Easily backpacked. 18 lbs. Large and super fine recovery 1200 mesh. Sets up and runs material fast, cleans out in 30 seconds then ready to set back up.

Building A Recirculating Sluice Box For Gold Prospecting

It is just a piece of scrap plastic cut to length and width to fit in the top of the sluice box. I drilled some holes in it and attached it to the spraybar with more zip-ties. Here is a photo of the lower end of the sluice. The white bucket under the bottom of the sluice will catch all the rocks and sand that pass through the sluice.


Most sluice boxes use riffles or obstructions blocking free flow of gravel and sand from being washed out of the sluice box. These restrictions form low pressure pockets behind which gold will accumulate. Gold is 19 times heavier than water and approximately 16.5 times heavier than quartz, so...

tgold concentrating plant laboratory spiral sluice

Spirals consist of a single or double helical sluice wrapped around a central support with a wash water channel and a series of concentrate take-off ports placed at regular intervals along the spiral (Figure 17). Inquiry More; Grumpy Prospector Home. UnderFlow Sluice Design A complete system for Placer Gold/Platinum mining.

Selection of gold mining Dredges to meet your needs.

PT 3 O/U options (Over/Under) for 3P size 3" to 4" add. $100 . for 3P size 5" to 6" add. $200 . for 3P size 7" to 8" add. $400 . Freight is F.O.B. Factory, Prepaid and added. SC buyers please add sales tax. Option - Added aeration, Added rock screens to basic surfaces

Large Capacity Gold Dredging System - multiple Engines.

Sluice Systems: 3 point sluice and optional over/under configurations are available. Jet Options: Power Jets with 1 injector, arranged for full flare or semi-flare distribution. Hose: Flexible for sand deposits in small streams an for portability (semi-rigid hose is available) Air Supply: Single Piston pump

Prospector Sluice Box (24") (SOLD OUT)

Description – This is a compact sluice box designed for quick samples or cleaning up your concentrates. It measures 12 in long by 3 ½ in wide by 1 1/2 inches high. It weighs only 8 oz and is made out of 1/16 thick aluminum. Use this compact sluice box to separate your gold from soil by running water over the ribbed rubber matting.

How I built a recirculating sluice box for gold prospecting

It was thicker than I was expecting. I may not be able to use it in this sluice. The side walls aren't tall enough. With the extra thickness of the miner's moss under the riffles, water will spill over the walls of the sluice. I may have to rebuild the sluice again with taller side walls, and rework the …

Best Sluice Box REVIEWS: Find More Gold With These Sluice ...

If you've been panning gold for any period of time, you may find that it's time to move on to using a sluice box.. A sluice box is a very common tool used by new and seasoned prospectors to find gold. They're designed to be used in a stream or a river and have been used all over the world for centuries.

» Double-screen Classification System in Dredging

This is commonly referred to as an "over-under" recovery system, and remains in popular use today. An over-under system is most commonly accomplished in the same basic sluice box, which is constructed with a removable false bottom. By this, I mean two separate recovery systems, one sitting over top of the other, in the same sluice box.

» The Back-Breaking Art of Sluicing

For under $200, a prospector can be outfitted with an aluminum sluice, gold pan, pick and shovel. The sluice is one of the handiest prospecting tools next to the gold pan. Here is where you can buy Gold Prospecting Equipment & Supplies. Here is where you can buy a sample of natural gold. More about surface mining; More about gold dredging

Best Sluice Box: 5 Dream Options for Gold Prospectors

Known for its small and compact design, the Mini Power Sluice Kit is a top option among gold prospectors. This kit includes a sluice box that measures 32" long and 6" wide, a sluice stand, and a header box. It also has a 4-foot hose to help you sift through the substrates and a 12 V pump that you can connect to your car batteries.

sluice plant gold mining

Grumpy Prospector Home. UnderFlow Sluice Design, A complete system for Placer Gold/Platinum mining. Ultimate (all) gold recovery up to 99%, depending upon the skill level of the operator. One Cleanline System, No Miners Moss, No Carpets, and No Positive riffles to have to remove and clean for your Gold recovery.

Flared sluice? - Gold Prospectors Association of America ...

An over-under riffle flow system is commonly accomplished in the same basic sluice box, which is constructed with a removable false bottom, consisting of riffles and under catchment. The larger the dredge, the faster and more powerful water-flow must be, to wash larger rocks and a larger volume of material through sluice.

homemade shaker sluice - Jack Higgins

Sluice boxes can be made out of wood, aluminum, plastic or steel. Injection molded plastic is not really an option easily available to the doityourself prospector, and that leaves steel (even though it has a tendency to rust) plus wood and aluminum. If possible, aluminum really is the preferred material for sluice construction. Read More

The Highbanker: An Automatic Power Sluice - Owlcation ...

Mar 01, 2020· The high banker is a device that cobbles two traditional machines of the Old West prospector. It is mainly composed of a hopper and a sluice. The hopper holds material and feeds it on to the sluice at an adjusted rate. Note that in a river or creek, the angle the sluice is held at does not have to be extreme due to the power of running water.

sluice box mining plant for gold in tanzania

Gold Mining Fine Gold Recovery Mini Sluice Box Recirculating with 110V Pump. 4.4 out of 5 stars 14. 73.99 73. 99. FREE Shipping. SE Prospector s Choice 30" Green Lightweight Sluice BoxGP-SB32. 3.7 out of 5 stars 25. 52.49 52. 49. Get it as soon as Thu Apr 30. Free Chat Online; Gold Sluice KijijiBuy Sell Save with Canada s #1

Underflow Sluice - Any thoughts | Alluvial Gold Prospectors

Feb 16, 2013· Was just hoping to get the general feel from those in the know as to what you think of the underflow sluice Vs Highbanker / river sluice. Looks like a good idea to me but i just wonder about gold being flushed out while processing a shovel load if dirt, seems like it requires a low volume of dirt to do its thing as opposed to shovelling as fast as you can into a HB.

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I am retiring again! I retired @63, invented the Prospector Shovel @ 70, started having them produced @ 71 & I just turned 78. It has been a lot of fun & I have met a lot of great people. I wanted to share my tools with other prospectors & I have done that. My tools are all over the USA including Hawaii & Alaska.