The Robinson Mine—Big Things Happen Here
January 2013 by Bill RichWhen I’m traveling through the West, I sometimes take detours that lead me to places that I never knew exist
This adit will be nearly 3.5 miles long when it reaches the ore zone.
Guyanese gold deposits occur in deformed and metamorphosed greenstones made up of alternating mafic to felsic volcanic and sedimentary rocks intruded by granitoid basoliths and stocks.
Nevada produces about 75% of all the gold mined in the US. This means that all the other 49 states combined only produce 25%, and this includes California, Alaska and Arizona.
...at least 10 junior mining companies have been busy pounding stakes in the ground of northern Quebec in hopes of claiming rich nickel deposits.
It is not necessary to have a PhD in geology, but you need to know the basics, so that’s what I am going to try to dig into here—the understandable basics of these gigantic gold deposits.
…2017 was just the first year with a small increase after a huge drop off in exploration activity. It may take many years of future increases to get back to where the activity was in 2012, as projected increases in exploration spending are seen to be slow and steady.
For more than 40 years, iron ore prices have been decided by private negotiations conducted between the largest of the iron miners and the largest steel producers. These two sides dominate both the spot and contract iron ore markets.
The Bawl Mill • From the Editor • Ask the Experts • Iron Minerals, Your Detector and Gold • Forty-Six Nuggets • Customizing Your Dredge • Small Miner Beats Forest Service in Court • Using Vegetation and Soil Conditions as Prospecting Aids • Prospecting for Diamonds • Green Valley Reconnaissance • Gold Pour Signals Revival in the Mother Lode • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices