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K. R. Ludwig
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Journal Article

Mathematical–Statistical Treatment of Data and Errors for 230 Th/U Geochronology

K. R. Ludwig
Published: 01 January 2003
Reviews in Mineralogy and Geochemistry (2003) 52 (1): 631–656.
DOI: https://doi.org/10.2113/0520631
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Sea-level records at ∼ 80 ka from tectonically stable platforms: Florida and Bermuda

K. R. Ludwig, D. R. Muhs, K. R. Simmons, R. B. Halley, E. A. Shinn
Journal: Geology
Published: 01 March 1996
Geology (1996) 24 (3): 211–214.
DOI: https://doi.org/10.1130/0091-7613(1996)024<0211:SLRAKF>2.3.CO;2
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Crustal subsidence rate off Hawaii determined from 234 U/ 238 U ages of drowned coral reefs

K. R. Ludwig, B. J. Szabo, J. G. Moore, K. R. Simmons
Journal: Geology
Published: 01 February 1991
Geology (1991) 19 (2): 171–174.
DOI: https://doi.org/10.1130/0091-7613(1991)019<0171:CSROHD>2.3.CO;2
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Isotopic constraints on the genesis of base-metal ores in southern and central Sardinia

K. R. Ludwig, R. Vollmer, B. Turi, K. R. Simmons, G. Perna
Published: 01 October 1989
European Journal of Mineralogy (1989) 1 (5): 657–666.
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Strontium-isotope stratigraphy of Enewetak Atoll

K. R. Ludwig, R. B. Halley, K. R. Simmons, Z. E. Peterman
Journal: Geology
Published: 01 February 1988
Geology (1988) 16 (2): 173–177.
DOI: https://doi.org/10.1130/0091-7613(1988)016<0173:SISOEA>2.3.CO;2
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Age of uranium mineralization at the Jabiluka and Ranger deposits, Northern Territory, Australia; new U-Pb isotope evidence

K. R. Ludwig, R. I. Grauch, C. J. Nutt, J. T. Nash, David Frishman, K. R. Simmons
Journal: Economic Geology
Published: 01 July 1987
Economic Geology (1987) 82 (4): 857–874.
DOI: https://doi.org/10.2113/gsecongeo.82.4.857
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The Schwartzwalder uranium deposit; II, Age of uranium mineralization and lead isotope constraints on genesis

K. R. Ludwig, Alan R. Wallace, K. R. Simmons
Journal: Economic Geology
Published: 01 November 1985
Economic Geology (1985) 80 (7): 1858–1871.
DOI: https://doi.org/10.2113/gsecongeo.80.7.1858
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U-Pb isochron age and Pb isotope systematics of the Golden Fleece vein; implications for the relationship of mineralization to the Lake City Caldera, western San Juan Mountains, Colorado

Ken Hon, K. R. Ludwig, K. R. Simmons, John F. Slack, R. I. Grauch
Journal: Economic Geology
Published: 01 April 1985
Economic Geology (1985) 80 (2): 410–417.
DOI: https://doi.org/10.2113/gsecongeo.80.2.410
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U-Pb isotope systematics and apparent ages of uranium ores, Ambrosia Lake and Smith Lake districts, Grants mineral belt, New Mexico

K. R. Ludwig, K. R. Simmons, J. D. Webster
Journal: Economic Geology
Published: 01 April 1984
Economic Geology (1984) 79 (2): 322–337.
DOI: https://doi.org/10.2113/gsecongeo.79.2.322
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U-Pb ages of uranium ores in the Churchrock uranium district, New Mexico

K. R. Ludwig, Bruce Rubin, N. S. Fishman, Richard L. Reynolds
Journal: Economic Geology
Published: 01 December 1982
Economic Geology (1982) 77 (8): 1942–1945.
DOI: https://doi.org/10.2113/gsecongeo.77.8.1942
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Uranium-lead isochron age and preliminary sulfur isotope systematics of the Felder uranium deposit, south Texas

K. R. Ludwig, Martin B. Goldhaber, Richard L. Reynolds, K. R. Simmons
Journal: Economic Geology
Published: 01 May 1982
Economic Geology (1982) 77 (3): 557–563.
DOI: https://doi.org/10.2113/gsecongeo.77.3.557
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Geochronology of hydrothermal uranium deposits and associated igneous rocks in the eastern source area of the Mount Belknap Volcanics, Marysvale, Utah

C. G. Cunningham, K. R. Ludwig, C. W. Naeser, E. K. Weiland, H. H. Mehnert, T. A. Steven, J. D. Rasmussen
Journal: Economic Geology
Published: 01 April 1982
Economic Geology (1982) 77 (2): 453–463.
DOI: https://doi.org/10.2113/gsecongeo.77.2.453
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Rubidium-Strontium Minimum Ages of Sedimentation, Uranium Mineralization, and Provenance, Morrison Formation (Upper Jurassic), Grants Mineral Belt, New Mexico: Discussion

K. R. Ludwig
Journal: AAPG Bulletin
Published: 01 October 1980
AAPG Bulletin (1980) 64 (10): 1718.
DOI: https://doi.org/10.1306/2F9196F2-16CE-11D7-8645000102C1865D
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Coexisting coffinite and uraninite in some sandstone-host uranium ores of Wyoming

K. R. Ludwig, R. I. Grauch
Journal: Economic Geology
Published: 01 April 1980
Economic Geology (1980) 75 (2): 296–302.
DOI: https://doi.org/10.2113/gsecongeo.75.2.296
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Age of uranium mineralization in the Gas Hills and Crooks Gap districts, Wyoming, as indicated by U-Pb isotope apparent ages

K. R. Ludwig
Journal: Economic Geology
Published: 01 November 1979
Economic Geology (1979) 74 (7): 1654–1668.
DOI: https://doi.org/10.2113/gsecongeo.74.7.1654
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Uranium-daughter migration and U/Pb isotope apparent ages of uranium ores, Shirley Basin, Wyoming

K. R. Ludwig
Journal: Economic Geology
Published: 01 February 1978
Economic Geology (1978) 73 (1): 29–49.
DOI: https://doi.org/10.2113/gsecongeo.73.1.29
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