"Gold Rush: Alaska" in the Porcupine Mining District
June 2011 by Jim HalloranHonestly, I don’t believe it is likely there would be a glory hole where they described one at the bottom of the waterfall because plunging water with enough energy to scour out a large hole in bedrock would have the scouring ability to grind up and...
The periodic exploration efforts for nickel during periods of high prices have been sporadic and incomplete. There is a role for the prospector and geologist in searching laterites potentially rich in nickel and mafic igneous bodies that may be rich in nickel.
I’ve been taking a look at the mining and uses of a number of critical metals in series of articles, and it’s time to take a look at antimony.
The gravels in contact with the bedrock or false bedrock base are often the richest. The same facts apply to the alluvial paystreaks that are formed on gravel bars; the lowest level of the gold-bearing gravel is normally the richest.
Even as late as 1906, Delamar was second only to Tonopah and Goldfield in production outshining many better known areas. Since the first discoveries, more than 700,000 ounces of gold have been produced from the mines here.
This was one of those stories where you have no doubt that the person telling it believes it to be true. But was it?
I recently had the opportunity to spend a day exploring around Butte, Montana and was amazed by the amount of mining that has taken place there. The old-timers called Butte “the richest hill on earth” and had pretty good reasons for doing so.
The Bawl Mill • Dredge Mining—Current Situation in Idaho • Fault Zones and Prospects • What Are Those Rocks In My Pan? • Wyoming's Billion Dollar Nugget—The Trilogy Ends • Melman on Gold & Silver • Mining Stock Quotes & Mineral and Metal Prices