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1
Pre-Cambrian rocks of Gunnison River, Colorado /
Published 1925“…Department of the Interior, U.S. Geological Survey,…”
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2
Stratigraphy and lithocorrelation of the Snowslip Formation (Middle Proterozoic Belt Supergroup), Glacier National Park, Montana /
Published 1988“…Department of the Interior, U.S. Geological Survey,…”
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3
Rock units of the Precambrian basement in Colorado /
Published 1987“…Department of the Interior, U.S. Geological Survey,…”
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4
Chemical and isotopic studies of granitic Archean rocks, Owl Creek Mountains, Wyoming /
Published 1986“…Department of the Interior, U.S. Geological Survey,…”
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5
Pre-Cambrian geology of North America /
Published 1909“…Department of the Interior, United States Geological Survey,…”
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6
Mineral resources of the Llano-Burnet region, Texas : with an account of the pre-Cambrian geology /
Published 1911“…Department of the Interior, United States Geological Survey,…”
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7
Sapphirine in Precambrian rocks associated with stratabound sulfide deposits, Custer County, Colorado /
Published 1980“…United States Department of the Interior, Geological Survey,…”
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8
Precambrian deposits of zinc-copper-lead sulfides and zinc spinel (gahnite) in Colorado /
Published 1984“…Department of the Interior, United States Geological Survey,…”
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9
The Prichard Formation of the lower part of the Belt Supergroup (middle Proterozoic), near Plains, Sanders County, Montana /
Published 1985“…United States Department of the Interior, Geological Survey,…”
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10
Uranium deposits in the Dripping Spring quartzite, Gila County, Arizona /
Published 1959“…United States Department of the Interior, Geological Survey,…”
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11
Geology and metallogeny of Archean and Proterozoic basement terranes in the northern midcontinent, U.S.A.--an overview /
Published 1987“…U.S. Department of the Interior, U.S. Geological Survey,…”
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12
Neodymium isotopic evidence for early Proterozoic units in the Watersmeet gneiss dome, northern Michigan. Temperature-pressure estimates of dynamically recrystallized rocks in the...
Published 1991“…U.S. Department of the Interior, U.S. Geological Survey,…”
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13
Archean and early Proterozoic tectonic framework of North-Central United States and adjacent Canada /
Published 1995“…U.S. Department of the Interior, U.S. Geological Survey,…”
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14
Structural geology of parautochthonous and allochthonous terranes of the Penokean orogeny in Upper Michigan : comparisons with northern Appalachian tectonics /
Published 1993“…U.S. Department of the Interior, U.S. Geological Survey,…”
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15
Precambrian crustal blocks in Minnesota : neodymium isotope evidence from basement and metasedimentary rocks /
Published 1995“…U.S. Department of the Interior, U.S. Geological Survey,…”
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16
Gold Deposits Related to Greenstone Belts in Brazil--Deposit Modeling Workshop : Part A--Excursions /
Published 1991“…U.S. Department of the Interior, U.S. Geological Survey,…”
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17
Petrography and correlation of Precambrian clastic sedimentary rocks associated with the Midcontinent Rift System /
Published 1993“…U.S. Department of the Interior, U.S. Geological Survey,…”
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18
Mineralogy and geochemistry of some Belt rocks, Montana and Idaho : a comparison of rocks from two widely separated area in Belt terrane /
Published 1970“…United States Department of the Interior, Geological Survey,…”
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19
Precambrian geology of the northern Bradshaw Mountains, Yavapai County, Arizona /
Published 1972“…United States Department of the Interior, Geological Survey,…”
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20
Precambrian rocks in the Cordes area, Yavapai County, Arizona /
Published 1972“…United States Department of the Interior, Geological Survey,…”
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