copper ores

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Turquois in southwestern New Mexico
Charles H. Snow

American Journal of Science June 1891, s3-41 (246) 511-512; DOI: https://doi.org/10.2475/ajs.s3-41.246.511
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On some points in the geology of the Blue Ridge of Virginia
William M. Fontaine

American Journal of Science February 1875, s3-9 (50) 93-101; DOI: https://doi.org/10.2475/ajs.s3-9.50.93
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The paragenesis and derivation of copper and its associates on Lake Superior
Raphael Pumpelly

American Journal of Science November 1871, s3-2 (11) 347-355; DOI: https://doi.org/10.2475/ajs.s3-2.11.347
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The paragenesis and derivation of copper and its associates on Lake Superior
Raphael Pumpelly

American Journal of Science October 1871, s3-2 (10) 243-258; DOI: https://doi.org/10.2475/ajs.s3-2.10.243
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The paragenesis and derivation of copper and its associates on Lake Superior
Raphael Pumpelly

American Journal of Science September 1871, s3-2 (9) 188-198; DOI: https://doi.org/10.2475/ajs.s3-2.9.188
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Notes upon some of the mineralogical curiosities of the Paris Exposition of 1867
William P. Blake

American Journal of Science March 1868, s2-45 (134) 194-198; DOI: https://doi.org/10.2475/ajs.s2-45.134.194
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On the general metallurgical method of messrs. Whelpley and Storer
T. Sterry Hunt

American Journal of Science May 1867, s2-43 (129) 305-309; DOI: https://doi.org/10.2475/ajs.s2-43.129.305
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Considerations relating to the Quebec Group, and the upper copper-bearing rocks of Lake Superior
W. E. Logan

American Journal of Science May 1862, s2-33 (99) 320-327; DOI: https://doi.org/10.2475/ajs.s2-33.99.320

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