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From 1.7 to 1.6 billion years ago granite and rhyolite emplaced in south-central Wisconsin. The Baraboo and Waterloo Quartzite in the south and the Barron Quartzite in the northwest are slightly younger, along with the slate, dolomite, conglomerate and chert included in Wolf River rocks at Rib Mountain, Mosinee Hill and the McCaslin Quartzites.
Iron mines of the era exploited the "natural" (soft) iron-rich ores in a 15 kilometer-long stretch in the central portion of the range straddling the Michigan-Wisconsin state line. These mines were mainly of the underground shaft type, which were among the deepest iron mines in the country.
Iron Mountain is the principal city of the Iron Mountain, MI–WI Micropolitan Statistical Area, which includes all of Dickinson County, Michigan and Florence County in Wisconsin. Iron Mountain hosts a few points of interest such as the Millie Hill bat cave [6] and the Chapin Mine Steam Pump Engine, and is located adjacent to the Pine Mountain ...
The Ardis Furnace is an abandoned experimental blast furnace located at the northeast corner of Aragon and Antoine Streets (accessible from US-2) in Iron Mountain, Michigan, United States. The Ardis Furnace was designated a Michigan State Historic Site in 1971 and placed on the National Register of Historic Places in 1972.
A fan wiki is a wiki [a] that is created by fans, primarily to document an object of popular culture. Fan wikis cover television shows, film franchises, video games, comic books, sports, and other topics. [1] They are a part of fandoms, which are subcultures dedicated to a common popular culture interest.
Location of Iron County in Wisconsin. This is a list of the National Register of Historic Places listings in Iron County, Wisconsin. It is intended to provide a comprehensive listing of entries in the National Register of Historic Places that are located in Iron County, Wisconsin. The locations of National Register properties for which the ...
This can adversely affect the new wiki's search rankings, [115] potentially also resulting in outdated or incorrect information being present and viewed more often than the information on the new wiki. Fandom allows only a message directing viewers to a discussion about whether to fork for as long as the discussion is active before the message ...
In the classic gossan or iron cap all that remains is iron oxides and quartz, often in the form of boxworks (which are quartz-lined cavities retaining the shape of the dissolved ore minerals). In other cases, quartz and iron oxides, limonite , goethite , and jarosite , exist as pseudomorphs, replacing the pyrite and primary ore minerals.