 | | Report (issue) | | Ore deposits-Continued Mineralogy-Continued Ore minerals-Continued Lead _________________________________..._______________________________ _ Minor minerals _______ ---------------------Gangue minerals _________ - - - - - - -..._________________________ _ B22 7. Sequence of minerals in the copper-gold veins, Copper Canyon area _____...___ _ 28 11. Photomicrographs of replacement minerals formed during hydrothermal stage. A, Complex sulfide...vein with clay minerals on the Uncle Tom claim ___ _ 30 13. A, Veinlets of clay minerals and turquoise |  | | Report (volume) | | Scientific Society Journal, v. 64, nos. 1, 2. Chapel Hill, N. C. Emory University Quarterly, v. 3, 4. Emory...Mitcheii Scientific Society Journal), V. 64. Chapel Hill, N, C, North Carolina Department of Conservation...Proceedings, v. 9, no. 2. Rochester, N. Y. Rocks and Minerals, v. 23. Peekskill, N. Y. Royal Canadian Institute:...unique association of thallium and rubidium in minerals: Jour. Geology, v. 56, no. 6, p. 578-590, illus...See also Canada G. S., 4,9. 1. The Appalachian region [Canada] : Canada Geol. Survey Econ. Geology ser |  | | Report (issue) | | (see limestone) Chromite _ 93 ____ 21 - 22 Clay - Cobalt 23 23 Copper-zinc Dolomite (see limestone)... 105 Platinum metals 106 and semi-precious minerals Precious Quartz 106 '- 106 crystal 107...Asbestos Chromite 1 - β _ β 1 - - - 130 Clay.. Cobalt Copper Gold (lode) Gold (placer) 28 ...Flat-Glencoe of the district, β of the Carson Hill Figure 7. Cross section through the Morgan-Melones...showing lode gold mines map 10 34 48 Hill 48 Hill Gwin gold mine 58 68 of portions of the |
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