Prospecting With a Magnetometer
December 1999 by Edgar B. Heylmun, PhDSwedes were the first to note variations in the Earth's magnetic field, circa 1640, and they were the first to use the dip needle. They made the first magnetometer in 1870.
I was well on my way in learning about gold prospecting after my successful adventure panning for gold at Coker Creek. It didn’t take me a whole lot of days of panning to decide I needed something better so I could...
• Idaho miners will challenge new EPA permit at rally
• California proposes to amend definition of a suction dredge
• Proposed rule redefines "navigable waters"
It was the spring and I was planning on dredging the east bank of the Mokelumne River near the whitewater falls of Slaughter House Gulch just out of Pine Grove, California. The water was high and remained that way into July.
• Vista Gold Corp.
• Latitude Minerals Corp.
• Altair International Inc.
• Homestake Mining Company
• Kinross Gold Corp.
• Rayrock Resources Inc.
In the meeting, we presented Ms. Skalski with the various court cases from the 9th Circuit Court on these settled law cases and she was mortified.
Gov. Kenny Guinn added his backing to a protest against the Forest Service in Elko as an estimated 10,000 shovels arrived in Nevada in a show of support from loggers, ranchers and miners across the country.
My wife and I spent three years laying the groundwork to build a processing mill for gold, silver, lead and some zinc in the Sierra Madre Mountains of Northern Mexico, in the state of Sonora. In this installment, I describe how we purchased the land to build the new mill.
The Bawl Mill • Over the Divide • Our Readers Say • Desert Phone Trashed • ICMJ Elected Prospecting Magazine of 1999 • Advertising Manager Leaving ICMJ • Guest Editorial—California "Special" Dredge Permits in Jeopardy • The Search Continues • Guest Editorial: U.S. Government—Like Nobody's Business • Circulation and Collections Manager Leaving ICMJ • Company Notes • House Chair Requests Records on Forest Decision • BLM Wants to Withdraw South Pass Public Land • Silverton Preserving Lofty Symbol of Mining Era • Hijackers Make Off With 660 Pounds of Gold • 1999 Tables of Content • Lighting the Way Underground 1860-1940s • Millie's Tailings • Picks & Pans: Crevicing & Sniping for Placer Gold • Looking Back • Gold in Sonora • Forest Service Boss Quits in Bull Trout Flap • Melman on Gold & Silver • European Gold Miners Seek Clarification Letter • Mining Stock Quotes and Mineral & Metal Prices • Squeezing Diamond Into Graphite