History & Geology
Gold, Quartz & Chalcedony—Part I
October 2011 by W. Dan Hausel
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.
Rock and Formations of the Mother Lode Gold Belt
The faulting, folding and shearing that occurred in the Mother Lode belt has created zones of structurally weak rocks or contacts between different types of rock, which has been favorable for the deposition of gold bearing ores.
All the Gold Ever Mined...
If you have been prospecting for any length of time, then you have probably heard something like, “All the gold ever mined would equal a cube 60 feet on each side.”
The Gold, Silver and Base Metal Mines of Eureka, Nevada
...the area around Eureka, Nevada is well mineralized and seems to have a bright potential for future production of all sorts of metals.
Prospecting for Surface Flood Gold Placers on Low and Intermediate Gradient Streams
Sample panning is a very important method used to find the richest parts of a flood gold deposit before setting up equipment and running material.Bedrock Gold: When It’s There and When It Isn’t
Has your experience ever led you to wonder why some gold is deposited on bedrock and in crevices, while other gold is not? We’re going take a deeper look at this and see what we can figure it out.
The Birimian Greenstone Belts of West Africa
The country we were to visit was Burkina Faso, a small country about the same size of my home state of Nevada with about 10 times more people. The second day I was in Africa, we went out to the goldfields for the first time.
PGMs in the United States
Until just recently, platinum-group metals (PGMs), especially palladium, had been holding their own on the market. But, Russia has now resumed shipments and it has brought prices down.
Subscription Required:
The Bawl Mill
• Legislative And Regulatory Update
• Ask The Experts—Separating platinum from sands using bubbles
• Ask The Experts—Extraction of micro gold from black sands
• Ask The Experts—Difference between a Geiger counter and scintillator
• Then and Now: Is Gold Really Money?
• Prospecting Australia—Part I
• Oregon Dredge Permit Litigation Update
• Gold From Black Sand Tailings
• The Fine Art of Panning Heavy Sands
• California State Gold Panning Championships
• The Golden Days of Julian, California
• An Expensive Lesson
• Judge Denies Request To Delay Michigan Mine
• Melman on Gold & Silver
