The Many Facets of Iron
March 2013 by Bill RichI’ve been fascinated by iron minerals for many years. So let’s take a look at this very interesting and colorful element.
I get a lot of questions from prospectors about garnets, their value and what they tell us about the geology of some types of mineral deposits. So I thought it would be a good idea to take a closer look at the lowly garnet and learn a bit more about it.
It was the middle of winter and the valley was covered in snow, making prospecting a matter of sinking shafts in the ground.
…there are loads of different copper minerals, but a large number of them form first in the ground as chalcopyrite and then through the effects of weathering are changed into other minerals like malachite, cuprite and chrysocolla.
Exploration for and prospecting in search of similar deposits should focus on rhyolite bodies located in fluorite-bearing areas.
The gold is all for sale. Just one tiny coin alone could go for $1 million because of its combination of rarity and the history behind it...
In 1877, a prospector named Ed Schieffelin discovered silver in “the middle of nowhere” and staked two claims: “Tumbstone” and “Graveyard.” Soon a town and mining district were organized and acquired the name “Tombstone” after making a spelling correction.
What many people don’t realize is that the Comstock Lode produced over 8,000,000 ounces of gold…
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