Massive Sulfide Deposits in Oregon
October 2000 by Edgar B. Heylmun, PhDThis article deals with massive sulfide deposits in the Klamath Mountains of southwestern Oregon, but it applies to massive sulfides found in California as well.
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.
...while the conference and some economic data were working to restore optimism, the world continued to receive a flood of negative economic news, some of it with ominous implications...
It started out as a modest tropical depression near the Bahamas and was forecast to hit the east coast of Florida and then peter out over land. Then it was forecast to hit south Florida and strengthen moderately over the Gulf of Mexico before hitting the Florida Panhandle as perhaps a Category One hurricane.
We are heading into 2019 with a cautiously optimistic view. We feel we are very close to obtaining regulatory relief for miners, and believe this NDAA cycle will prove fruitful.
Another California Assembly member, Jared Huffman, is attempting to ban dredging in the state on a more permanent basis.
The Bawl Mill • A Word from the Editor • Under the Guise of Environmental Protection—EPA Revealed • The Centennial Lode and the Centennial Ridge District, Wyoming • Company Notes • Picks & Pans—In Search of Nome Creek Gold • Recreational Dredging on the South Yuba River • The Trapiches of Chile • Tales of Liberty Gold • Drywashing Alluvial Placers • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices