<sup>40</sup>Ar/<sup>39</sup>Ar dates from alkaline intrusions in the northern Crazy Mountains, Montana: Implications for the timing and duration of alkaline magmatism in the central Montana alkalic province.
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- Rocky Mountain Geology, 2006, v. 41, n. 1, p. 45, doi. 10.2113/gsrocky.41.1.45
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- Article