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Lighting the Way Underground 1860-1940s
December 1999 by Mark Mallicoat
Man has toiled for thousands of years underground to unlock the treasures that Mother Earth has buried just beyond view. A source of light was of the utmost importance to the miner and many developments evolved through the passage of time.Breaking Boulders With Explosives
The process we will be using is called “blockholing,” and it is commonly used at mines and in construction projects to break up oversize material into sizes that can be easily handled.
Melman on Gold & Silver
Once again international terrorism became the focus of much of the world as the British Isles were swept by two major stories. First, two vehicles were found with high explosives in London and it was only the smoldering fuses that gave away the contents of the vehicles before they exploded.
PLP Update & Legislative and Regulatory Update
I’m combining these columns this month because there is an overlapping issue I wanted to address -- the new Interior Department “working group” on mining reform
New Study of the Formation of Nuggets—Part II

Geologist's Search for PGMs Leads to Mining Venture

Wyoming—A Land That Time (And Explorationists) Forgot

Drywashing and Detecting for Eluvial Placer Gold Research is the Key to Success—Part I

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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
• Prospecting With a Magnetometer
• 1999 Tables of Content
• 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
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