Proper Spacing of Placer Sample Sites
September 2013 by Jim HalloranThe zone of influence of each sample must be carefully considered when deciding how far sample sites should be spaced from each other.
Detectors were invented long before I was born, but it was in the 1960s when they started to become an item popular enough to power a fledgling industry. The key development was miniature transistor technology replacing the old fashioned tube technology of the 1950s, making lightweight, affordable detectors possible.
Some of the wire forms are strange and fantastic, with wires sticking out in twisted, seemingly random directions. Others have deformed crystals and all of them have significant value to collectors.
The whole purpose of sampling mineralized ground is to measure the values in a small volume of material that would be representative of a much larger volume of similar material. The key word is representative. Chemical and fire assaying will not accurately represent placer deposits by themselves.
Once you have determined that the land is locatable, the next step in the claim research process is to determine if the land has already been claimed by a previous locator.
Feeling through the mud, I felt the weight and shape of what could only be gold. Throwing my hand in the water revealed a sixteen-gram nugget oozing with character.
While none of the historical mining camps are active, the area is still a hub of activity for the modern prospector, and claims still blanket the hills and gulches.
My girlfriend Beth and I decided to take our canoe down the Yukon and do some gold dredging...
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