I buy concentrates from jbiadventures off ebay his dirt is preety good it comes from alaska I got about 5 or 6 nice flakes with every spoonful of dirt. He also has an online site called goldpan-alaska.com.
I have a large mine, and I can supply you with gold dirt from a pay seam, or black sand concentrate, or sapphire gravel.
I am also a direct line for excellent quality cut sapphires or rough un cut all natural un treated sapphires.
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