November 2004 by StaffExcerpts from California Mining Journal, our original title, published 50 years ago this month.
Arizona is well-known for its copper-gold porphyries and massive base metal-gold sulfide deposits such that primary gold deposits in the state are often overshadowed.
Q: The Arizona BLM state office has started sending out registered letters to association placer claim holders...
Nearly a century after the luxury liner RMS Republic sank off Nantucket, treasure hunters are still battling over the ship’s cargo, which some believe includes gold coins now worth more than $1 billion.
After your excitement peaks when you first receive the high gold assay from the vein you just exposed, you ponder how you will extract and sell your gold. You will need to develop a flow sheet for your process to optimize your recovery and minimize your costs and permit requirements.
• Royal Gold, Inc.
• Fairmile GoldTech, Inc.
• Gemcom Software Int'l Inc.
• Homestake Mining Company
I am going to suggest dozens of ways you can increase suction power, dredge to greater depths, and improve recovery methods in your sluice box.
Basic Geology for the Independent Miner—Part II Recognizing and Understanding Rock Formations (Petrology)
Rocks are an aggregate formed from the accumulation of minerals. Minerals form under various conditions, and when the minerals come together in mass, they form rocks.
The Bawl Mill • Editorial: Montana's Controversial Rock Creek Mine • First Load of Concentrate Leaves Reopened Ruth Mine • Uranium Industry Enjoys Rebound as Prices Nearly Triple • BLM Warning About Purchase of Mining Claims on the Internet • Determining the Amount of Gold in a Quartz Specimen • Placer PGMs in Coon Creek, California • Getting Your Float Circuit Layout Right • Pick Up Austria's New Coin—If You Can Lift It • New Prospecting Guides Available Online • Police Extend Detention of Newmont Executives • Picks & Pans—Drywashing and Detecting in Southern California • Over The Divide—Merwin (Merv) H. Hemp • The Boludo Placers, Sonora • The Golden Highway—Placer County • Northwest Miners Rally a Success • Mine Threat Just a Stunt to Criticize Land Laws • MINExpo 2004 Convention Report • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices