Ask The Experts—Extraction of micro gold from black sands
October 2011
I know big mining companies use cyanide and other leach systems to recover gold from ore. Is this the only economically feasible way to recover the values?
I know big mining companies use cyanide and other leach systems to recover gold from ore. Is this the only economically feasible way to recover the values?
The Bawl Mill
October 2011
• By the numbers...
• National Debt
• By the numbers...
• National Debt
Legislative And Regulatory Update
October 2011
• Good news on EPA regs
• California rewards key appointment to dredging foe
• Republicans seek to block creation of National Monuments
• Zimbabwe threatens seizure of mining rights
• Good news on EPA regs
• California rewards key appointment to dredging foe
• Republicans seek to block creation of National Monuments
• Zimbabwe threatens seizure of mining rights
Ask The Experts—Separating platinum from sands using bubbles
October 2011
I am trying to find any information about using bubbles to separate platinum from sands and small particles. I think it has to have a surfactant in the process. Do you know of this bubble tech?
I am trying to find any information about using bubbles to separate platinum from sands and small particles. I think it has to have a surfactant in the process. Do you know of this bubble tech?
Then and Now: Is Gold Really Money?
October 2011
The gold from 80 years ago still holds all of its value—it’s the Dollar that has been damaged.
The gold from 80 years ago still holds all of its value—it’s the Dollar that has been damaged.
Gold, Quartz & Chalcedony—Part I
October 2011
Gold has always been noted to have an affinity for quartz to such a degree prospectors almost always dig on quartz veins in a search for the precious metal.
Gold has always been noted to have an affinity for quartz to such a degree prospectors almost always dig on quartz veins in a search for the precious metal.
Prospecting Australia—Part I
October 2011
The call of gold is a strong one and it has pulled men from every corner of the planet. That said, I guess it’s now my turn to chase far away gold.
The call of gold is a strong one and it has pulled men from every corner of the planet. That said, I guess it’s now my turn to chase far away gold.
Oregon Dredge Permit Litigation Update
October 2011
In other words, just like those that move next to an airport and then complain about the noise, Mr. Riskedahl deliberately went out of his way to “witness and document the effects of suction dredge mining,” and when he found some, he was annoyed by it!
In other words, just like those that move next to an airport and then complain about the noise, Mr. Riskedahl deliberately went out of his way to “witness and document the effects of suction dredge mining,” and when he found some, he was annoyed by it!
Gold From Black Sand Tailings
October 2011
The pile up on the small hill had to be a couple yards of black sand. I’m not one to ignore a little gold even if it is small in size—I have always believed that gold fever comes in all sizes.
The pile up on the small hill had to be a couple yards of black sand. I’m not one to ignore a little gold even if it is small in size—I have always believed that gold fever comes in all sizes.
The Fine Art of Panning Heavy Sands
October 2011
The fine art of panning heavy sands requires a measure of patience. If you enjoy panning gold, you ought to enjoy this too, once you get the hang of it.
The fine art of panning heavy sands requires a measure of patience. If you enjoy panning gold, you ought to enjoy this too, once you get the hang of it.
Mining Districts: A Concept Reborn
October 2011
Most of the mining opposition today is centered around the small-scale miner. These miners number in the thousands and come from every walk of life.
Most of the mining opposition today is centered around the small-scale miner. These miners number in the thousands and come from every walk of life.
California State Gold Panning Championships
October 2011
This was a tough task and it required really fast speed and perfect gold recovery, with 210 gold panners competing to advance.
This was a tough task and it required really fast speed and perfect gold recovery, with 210 gold panners competing to advance.
The Golden Days of Julian, California
October 2011
Some scattered reports say that gold may have been washed from streams here as early as the 1840s, but the undisputed major discovery came in 1870.
Some scattered reports say that gold may have been washed from streams here as early as the 1840s, but the undisputed major discovery came in 1870.
An Expensive Lesson
October 2011
Alaska is a land of extremes and the weather is no exception. By the time we reached the mighty Yukon River we could see a dark line of clouds stretching from east to west as far as the eye could see.
Alaska is a land of extremes and the weather is no exception. By the time we reached the mighty Yukon River we could see a dark line of clouds stretching from east to west as far as the eye could see.
Judge Denies Request To Delay Michigan Mine
October 2011
Manderfield’s ruling opens the way for Kennecott Eagle to begin blasting. The company has declined to say when it will start. A spokeswoman said drilling would begin “in the coming weeks".
Manderfield’s ruling opens the way for Kennecott Eagle to begin blasting. The company has declined to say when it will start. A spokeswoman said drilling would begin “in the coming weeks".
Melman on Gold & Silver
October 2011
All of these negatives have finally begun to erode bullishness on Wall Street and the financial markets began to look wobbly at best and dangerously weak at worst.
All of these negatives have finally begun to erode bullishness on Wall Street and the financial markets began to look wobbly at best and dangerously weak at worst.
The Old Dutch Cleanser Mine
January 2003
The naturally occurring white scouring powder called Old Dutch Cleanser, originally from Kern County, California, is a household helper known throughout America. As a sink, stove, and tub cleaner, the abrasive pumicite is one of...
The naturally occurring white scouring powder called Old Dutch Cleanser, originally from Kern County, California, is a household helper known throughout America. As a sink, stove, and tub cleaner, the abrasive pumicite is one of...
The Ferris-Haggarty Copper-Gold Mine, Grand Encampment District, Wyoming
January 2003
At the close of the 19th Century, optimism was high that Wyoming would become an important source for copper much like the neighbor states of Colorado, Utah, and Montana. This dream was short-lived...
At the close of the 19th Century, optimism was high that Wyoming would become an important source for copper much like the neighbor states of Colorado, Utah, and Montana. This dream was short-lived...
Directory of Active Mines in Arizona Available
January 2003
The Arizona Department of Mines and Mineral Resources has released the Directory of Active Mines in Arizona, 2001-2002.
The Arizona Department of Mines and Mineral Resources has released the Directory of Active Mines in Arizona, 2001-2002.
Picks & Pans: Gold Prospecting on the East Fork River, Alaska
January 2003
It is not my choice to be diving under the icy waters of the East Fork River in the last days of chilly January. But indeed there are a few brave souls that like to suffer, as I see it. Then again the rewards can be great. If you have the proper equipment and the...
It is not my choice to be diving under the icy waters of the East Fork River in the last days of chilly January. But indeed there are a few brave souls that like to suffer, as I see it. Then again the rewards can be great. If you have the proper equipment and the...
