gabbros

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On gabbros in the southwestern Adirondack region
Charles Henry Smyth

American Journal of Science July 1894, s3-48 (283) 54-65; DOI: https://doi.org/10.2475/ajs.s3-48.283.54
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A fibrous intergrowth of augite and plagioclase, resembling a reaction rim, in a Minnesota gabbro
William Shirley Bayley

American Journal of Science June 1892, s3-43 (258) 515-520; DOI: https://doi.org/10.2475/ajs.s3-43.258.515
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The norites of the Cortlandt Series on the Hudson River near Peekskill, NY
G. H. Williams

American Journal of Science March 1887, s3-33 (195) 191-199; DOI: https://doi.org/10.2475/ajs.s3-33.195.191
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Supplement to paper on the "Paramorphic origin of the hornblende of the crystalline rocks of the northwestern states"
R. D. Irving

American Journal of Science February 1884, s3-27 (158) 130-134; DOI: https://doi.org/10.2475/ajs.s3-27.158.130

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