Determining the Amount of Gold in Rich Ores
February 2016 by Chris RalphThis is just the type of specimen that could have been easily ignored by the old-time miners. It felt a little heavier in my hand than a chunk of quartz of that size ought to have been.
People always ask me what is so important about locating contact zones. The answer to that: Gold.
Oleophilic means "affinity to or attracted to oils," and this includes gold an diamonds.
Some claim they can smell gold. This may be, but when I take a whiff of gold, I smell dirt, rotten eggs, garlic or just nothing: my nose is everything but sensitive.
Some experienced panners with the vigor and longevity to spend a full day panning in the small creeks and ravines can possibly find as much as a gram or more on a good day.
Solar energy can be used for any size placer or hard rock mining operation. It is most practical for small and longer-term operations provided your mine is not located in a dense forest.
My friend came walking in from the garage with what looked to me like a stick of dynamite. Chuckling, he said, “Have you ever been gold mining?”
In my head I was thinking, “Not at 3 am in the morning with dynamite.”
We chose this particular area because an old channel had run here at one point and had been heavily worked on top of a mountain hilltop. Erosion patterns cut deeply on each side, leaving the channel exposed. The erosion cut sharply, dropping into ravines far below.
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Gold in Quartz