Greyhawk,
Welcome to the forum!!
Don't get too riled up. some people don't have very good manners any more!!
For a small crusher, a piece of 3" or 4" pipe with a piece of 3/8" to 1/2" steel plate welded on the bottom and a solid piece of steel rod (a piece of a truck axle is what I use) with a T-handle will work for sampling.
Like this...
http://cgi.ebay.com/3-inch-Sore-thu...aultDomain_0&hash=item2eb235d02a#ht_500wt_922
For bigger amounts of crushing you're talking some $ and a lot of weight, but this crusher has recently come on the market and not too expensive as far as crushers go around $300 and not that heavy either, might be right up your alley, it is hand operated (click on "order" at the top of the page for price and how to order). I'm not sure how good this crusher works, but it looks promising for packing in to remote places.
http://www.crazycrusher.com/index.html
There are some chain mills that that you could build if you handy with tools that will pulverize your ore that are either powered by a lawn mover type engine or a chain saw setup.
This is the chainsaw version.
http://www.freepatentsonline.com/4796820.pdf
Most material is best to crush to about 100 mesh, but it will depends on your ore and the size of the free gold, you can crush too small and lose gold by doing so, you will need to sample as you crush to determine the best size for your ore and gold.
I would go with a Popandsons type setup for a sluice, which is miner moss w/ribbed rubber matting under the moss, or a backed carpet and then different size raised expanded metal on top, start out with a slick plate area and then the moss or carpet and expanded, then experiment, experiment, experiment for the proper pitch, water flow and which expanded is dong the best for you catching the gold.
As far as a concentrator, a shaker table, a centrifuge, hard to say, it depend on the size and shape of the gold, I would think a good table would be best, but it is hard to recommend without experimenting, I would take some concentrated/sluiced material to someone that has some different concentrators to see which is best for the gold in your ore.
I hope this helps some and good luck and let us know how you do after getting setup and running some materials!!
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