Let us help you recover valuable metals. 888-437-1187

Magazine

Prospecting & Detecting

Proper Assaying of Placer Samples

The whole purpose of sampling mineralized ground is to measure the values in a small volume of material that would be representative of a much larger volume of similar material. The key word is representative. Chemical and fire assaying will not accurately represent placer deposits by themselves.

Online access required. Please .

Add a Comment

Additional articles that might interest you...

The Mineral Range Districts of Utah


Most of the commercial mineral deposits are on the south and southwest part of the range between Minersville and Milford, though small amounts of gold and silver have also been found in iron-rich outcrops in the basalt to the south of Milford.

Wild and Scenic River Prospecting—North Fork of the American River


Today it is getting tougher and tougher to find a place to prospect. There is one significant haven left for the small miner...

Modesto, California Man Finds 18-Ounce Nugget


Oscar Espinoza considers himself an amateur gold prospector, but the gold nugget he recently found puts many seasoned prospectors to shame.

The Reason We Fight


Joy was written on his face, holding up the nugget—his first ever nugget—that he and his grandpa dug up together.

How Topography Affects Prospecting for Gold


Keeping in mind how the local topography affects where gold has been deposited can help you find more gold, and is certainly something the prospector needs to keep in mind.

The Idaho Gamble Part IV


It's Another 'Ben Day'


I looked over and saw Ben on his knees, digging at the edge of the Manzanitas, almost underneath them. I thought back to the previous weekend when we were planning this trip—that day had been a “Ben day.”

Subscription Required:
The Bawl Mill   • Ask the Experts   • Ask the Experts   • Ask the Experts   • Ask the Experts   • The Portable XRF Gun   • Gold Dredging on Oregon's South Umpqua   • The Struggle to Reopen Alaska's Largest Gold Mine   • Prospecting With a Detector: Lessons Learned   • The Rush to Treasure Hill   • Tips on Crevicing for Gold   • Using Google Earth and Other Maps   • Mining, Health Care & Taxes   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

Free:
Legislative and Regulatory Update

Advertisements

Precious Metals Recovery plants and equipment
Fighting to keep public lands open to the public
Specializing in the processing of precious metal ores!
Watch prospecting shows on your computer right now
Free Online Sample Issue