 | 1853
...other varieties of minerals, are found in localities more or less numerous throughout the limestone region. All of that section of the state which lies...prevailing geological character; and it is within mis primitive region that the copper mines of Lake Superior are found — probably the richest in the... | |
 | 1853
...other varieties of minerals, are found in localities more or less numerous throughout the limestone region. All of that section of the state which ' lies...prevailing geological character; and it is within mis primitive region that the copper mines of Lake Superior are found — probably the richest in the... | |
 | 1853
...other varieties of minerals, are found in localities more or less numerous throughout the limestone region. All of that section of the State which lies...of St. Anthony on the Mississippi, and the falls of other rivers flowing southerly, is primitive in its prevailing geological character, and it is within... | |
 | j.d.b. be bow - 1853
...the limestone region. All of that section of the state whick lies between Lake Superior ontheN.-i'and the Falls of St. Anthony on the Mississippi, and the falls of the other riverflowing southerly, is primitive in it= prevailing geological character; ami i! i: within this... | |
 | 1855
...other varieties of minerals, are found in localities more or less numerous throughout the limestone region. All of that section of the State which lies...the falls of the other rivers flowing southerly, is primative in its prevailing geological character ; and it is within this primitive region that the... | |
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District" of the Upper Mississippi; the remaining one-fifth being in the states of Illinois and Iowa. Deposits of iron ore, water limestone, and beds of gypsum, together with other varieties of minerals, are found in localities more or less numerous throughout... 