Gold: Its Occurrence in Illinois - isgsillinoisedu
There is no evidence to back up the claim, but some of the limestone and chert bedrock in that region may have been silicified by low temperature hydrothermal waters, which might have deposited a little gold However, tripoli and ganister have been mined in the areas of most intense alteration, and no gold or sulifide mineralization has been found
Recreational Gold Prospecting Panning for gold is definitely alive and well in Indiana Gold is not a naturally occurring metal in Indiana Instead, it was slowly relocated here from Canada by the glaciers As such, you will not get rich finding gold in Indiana But gold prospecting is a great hobby that many people and families enjoy
The Big Brown lignite mine near Fairfield, Freestone County There are many nonpetroleum, or nonfuel, minerals found in Texas Some are currently mined, and others may have a potential for future development
Geology: What gemstones are found during limestone mining?
Gemstones form inside limestone when water carrying dissolved minerals pools inside cracks or voids in the limestone, either seeping down from the surface or forced up from below by geothermal activity
In a few areas gold occurs in higher-grade replacement deposits in limestone (Status of Mineral Resource Information for the Fort Belknap Indian Reservation, Montana (This site may be offline)) To further investigate gold deposits at the Zortman-Landusky mine, follow the links below