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Corralling Those Pesky Platinum Group Metals

Some assay beads disappear, collapse, hide under the surface, or spread out flat while being cupelled, just as the last tiny bit of liquid litharge is driven off. This is especially true of platinum, iridium and osmium, when attempting to re-bead the filtered residue from a parted bead.

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Hunting for Big Gold in a Haunted Canyon


More than one prospector has gone into that canyon and never came out.

The Search for Specimen (Pocket) Gold in the California Mother Lode


Any good miner can drift along a vein to find concentrations of gold if it is there, using good eyes and panning.

Miner Charged in Death of Downieville Miner


On Saturday afternoon, February 13, Tom Rose, 36, of Downieville, California was trying out some new metal detector earphones in the area of the Downie River...

Company Notes


• Coeur Alaska
• Canico Resources
• Entree Gold
• Newmont Mining
• Bema Gold
• Copper Ridge Explorations

New Mexico Reaches $32M Settlement Over 2015 Gold King Mine Spill


The New Mexico settlement marks just the latest reached over the past year. Colorado and the Navajo Nation also have inked multimillion-dollar agreements…

Looking Back


Excerpts from California Mining Journal, our original title, published 50 years ago this month.

Epithermal Gold and Silver Deposits


Epithermal deposits form in the ground at shallow depths. They are popular with prospectors because can yield very rich deposits and they are widespread in the Western US.

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