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Prospecting & Detecting

Silverton's Gold

Within this area, about two million ounces of gold and fifty million ounces of silver have been mined. Faults, dikes, veins and fissures that carry the ore form a concentric radial pattern—like spokes on a wagon wheel—around the caldera core.

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Refractory Gold Processing


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.

The Essentials of Dry Washing


Most dry washers have a feed rate adjustment. It needs to be set so that the material flows evenly over the riffles and does not bury them.

Detecting My Way Across Australia—Pt II


It was round and I thought it was a dirty piece of lead shot, but after feeling the weight and giving it a spit-cleaning I knew I had one! Small as the nugget was, I felt happy and gratified for my little success

All About Quartz—Part I


One of the first minerals most prospectors learn to recognize is quartz, because, in the right circumstances, it can be an excellent indicator mineral for prospectors. Quartz is common, easy to identify, and is often associated with gold and other valuable metal deposits.

Metallic Trash—Scourge of the Prospector


I had been busy representing the Prospecting and Mining Journal this spring, but prospecting season finally arrived and I’ve been out digging for nuggets—I’ve even found a few. I know a number of prospectors who are armed with new metal detectors and headed to the hills to look for that precious yellow stuff.

Bedrock


I am going to break bedrock down a bit and explain my view of the varying scenarios I come across in the field.

Take it to Bedrock


Picking the right spot to placer has to do with years of experience, and a little luck. The textbooks can tell you where it should be, but sometimes the rules just don’t seem to apply.

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The Bawl Mill   • Legislative and Regulatory Update   • Ask The Experts - Where should I get my geology degree?   • Ask The Experts - How much rock shall I crush to determine the value?   • Placers Directly Associated with Lode Deposits   • Is It Time for a Change? New Ways to Find More Gold   • MMAC Update   • Procuring Mine Owner Permission at a Mine Site   • Champions Crowned at the California State Gold Panning Championships   • Drywashing for Fine Gold   • ICMJ Gold Prospecting and Mining Summit Postponed   • Kennecott Copper Mine, Kennecott, Alaska   • High Prices for Gold, Silver & Copper: What Does it Mean for Prospectors?   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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