Table of Contents

June 1892; Volume s3-43,Issue 258

Stratigraphy

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On subdivisions in Archean history
James Dwight Dana

American Journal of Science June 1892, s3-43 (258) 455-462; DOI: https://doi.org/10.2475/ajs.s3-43.258.455

Miscellaneous

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On electrical discharges through poor vacua, and on coronoidal discharges
M. I. Pupin

American Journal of Science June 1892, s3-43 (258) 463-474; DOI: https://doi.org/10.2475/ajs.s3-43.258.463

Mineralogy of non-silicates

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On the rubidium and potassium trihalides; with their crystallography
H. L. Wells, H. L. Wheeler and S. L. Penfield

American Journal of Science June 1892, s3-43 (258) 475-487; DOI: https://doi.org/10.2475/ajs.s3-43.258.475
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Note on the absorption of radiant heat by alum
C. C. Hutchins

American Journal of Science June 1892, s3-43 (258) 526; DOI: https://doi.org/10.2475/ajs.s3-43.258.526

Economic geology of ore deposits

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On the Clinton iron ore
Charles Henry Smyth

American Journal of Science June 1892, s3-43 (258) 487-496; DOI: https://doi.org/10.2475/ajs.s3-43.258.487

Solid-earth geophysics

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Wilde's explication of the secular variation phenomenon of terrestrial magnetism
L. A. Bauer

American Journal of Science June 1892, s3-43 (258) 496-508; DOI: https://doi.org/10.2475/ajs.s3-43.258.496

Mineralogy

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Josephinite, a new nickel-iron
William Harlow Melville

American Journal of Science June 1892, s3-43 (258) 509-515; DOI: https://doi.org/10.2475/ajs.s3-43.258.509

Igneous and metamorphic petrology

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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

General geochemistry

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Method for the determination of barium in the presence of calcium and magnesium
F. W. Mar

American Journal of Science June 1892, s3-43 (258) 521-525; DOI: https://doi.org/10.2475/ajs.s3-43.258.521
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Disruption of the silver haloid molecule by mechanical force
M. Carey Lea

American Journal of Science June 1892, s3-43 (258) 527-531; DOI: https://doi.org/10.2475/ajs.s3-43.258.527

Vertebrate paleontology

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Notes on Triassic Dinosauria
Othniel Charles Marsh

American Journal of Science June 1892, s3-43 (258) 543-546; DOI: https://doi.org/10.2475/ajs.s3-43.258.543