1. Mineral Resources
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  3. Basement domains of the conterminous US and Alaska

Geological environments and metal endowments found in Large igneous province basement domains

Geological environment: Layered mafic intrusion
Primary metal endowments: Magmatic Ni-Cu ± PGE
References
Nicholson, S.W., Cannon, W.F., and Schulz, K.J., 1992, Metallogeny of the midcontinent rift system of North America: Precambrian Research, v. 58, p. 355–386.
doi: 10.1016/0301-9268(92)90125-8
Schulz, K.J., Chandler, V.W., Nicholson, S.W., Piatak, Nadine, Seal, R.R., II, Woodruff, L.G., and Zientek, M.L., 2010, Magmatic sulfide-rich nickel-copper deposits related to picrite and (or) tholeiitic basalt dike-sill complexes—A preliminary deposit model: U.S. Geological Survey Open-File Report 2010–1179, 25 p; http://pubs.usgs.gov/of/2010/1179/.
Geological environment: Layered mafic intrusion
Primary metal endowments: Fe-Ti ± V
References
Nicholson, S.W., Cannon, W.F., and Schulz, K.J., 1992, Metallogeny of the midcontinent rift system of North America: Precambrian Research, v. 58, p. 355–386.
doi: 10.1016/0301-9268(92)90125-8
Schulz, K.J., Chandler, V.W., Nicholson, S.W., Piatak, Nadine, Seal, R.R., II, Woodruff, L.G., and Zientek, M.L., 2010, Magmatic sulfide-rich nickel-copper deposits related to picrite and (or) tholeiitic basalt dike-sill complexes—A preliminary deposit model: U.S. Geological Survey Open-File Report 2010–1179, 25 p; http://pubs.usgs.gov/of/2010/1179/.
Geological environment: Layered mafic intrusion
Primary metal endowments: U-REE-Nb
References
Nicholson, S.W., Cannon, W.F., and Schulz, K.J., 1992, Metallogeny of the midcontinent rift system of North America: Precambrian Research, v. 58, p. 355–386.
doi: 10.1016/0301-9268(92)90125-8
Schulz, K.J., Chandler, V.W., Nicholson, S.W., Piatak, Nadine, Seal, R.R., II, Woodruff, L.G., and Zientek, M.L., 2010, Magmatic sulfide-rich nickel-copper deposits related to picrite and (or) tholeiitic basalt dike-sill complexes—A preliminary deposit model: U.S. Geological Survey Open-File Report 2010–1179, 25 p; http://pubs.usgs.gov/of/2010/1179/.
Geological environment: Layered mafic intrusion
Primary metal endowments: Stratiform Ni-Cu-Cr ± PGE
References
Cox, D.P., and Singer, D.A., 1986, eds., Mineral deposit models: U.S. Geological Survey Bulletin 1693, 379 p.
doi: 10.3133/b1693
Schulte, R.F., Taylor, R.D., Piatak, N.M., and Seal, R.R., II, 2012, Stratiform chromite deposit model, Chap. E in Shanks, W.C., III, and Thurston, Roland, eds., Mineral deposit models for resource assessment: U.S. Geological Survey Scientific Investigations Report 2010–5070–E, 131 p.
doi: 10.3133/sir20105070E