Placer & Lode Gold Deposits
October 2001 by W. Dan HauselEven though there are many varieties of gold deposits, prospectors often refer to two general types: placer and lode. Some lode examples include...
When my field assistant Jay Roberts and I entered the mine, it appeared as if someone just walked out of the mine, turned off the lights and never returned.
Placer gold was found near South Pass, at the south end of the Wind River Mountains, in 1842, and lode gold was discovered in the same area in 1867. The principal gold rush was between 1867 and 1874.
Replacing cloth on a drywasher
• Can you explain a jig, Ainlay bowl, hammer mill?
The metal is expensive, not because it is rare but because of the expense to produce and work it. The minerals mined for titanium are all oxides, unlike many base metals that are mostly mined as sulfide minerals.
Tomten concedes the scenario of federal environmental agents swooping in on river dredges near historic mining towns like Idaho City, Rocky Bar or Placerville remains unlikely.
The Bawl Mill • Our Readers Say: • Spanish Silver in Arizona • Hog Mountain Mining, Past and Future • Picks & Pans: Dredging Costa Rica • Gold in Texas • The Goldhill Mining District • New Arsenic Study Supports Tougher Standards • Miners Resume Search for Platinum Near Platinum • Discoloring Assay Beads • Tons of Gold Buried Under World Trade Center • Gold Rush Ship Uncovered in San Francisco • Mining Stock Quotes and Mineral & Metal Prices • Melman on Gold & Silver • The Financial Repercussions of the WTC Tragedy • Permit Appears Likely for Rock Creek Mine