Can you put copper coins at the bottom of quicksand well?

putting a copper coin in a feng shui well represents wealth and gathers wealth. Put it in a silver bag, or put a coin with 138 yuan (issued in a lifetime) as the meaning of getting rich. The geomantic well should not be damaged or stained or placed near the sewage ditch or ditch, otherwise it will destroy geomantic omen and destroy the good geomantic omen of wealth, which is not conducive to the wealth of the home.