 | | Journal (article/letter/editorial) | | northeasterly-trending continentul Figure 2. Geologic map of the Colorado Front Range showing the Precambrian metamorphic...Karistrom 1978; Lanthier 1978). Farther south in Colorado, sediments accumulated in decper-water rocks formed...Survey into “Early, Middle, and Late” Eras. In Colorado we because of the subsequent folding and overthrusting...subduction zone and possibly the creation Era in Colorado and Wyoming of a volcanic island arc. Carpenter...perhaps be the Phillipine island arc, and Jack Colorado show two major rock groups with different ages |  | | Report (volume) | | Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT |  | Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York. | Book (volume) | | Verde Valley, Yavapai County, Arizona. In Nevada along the Virgin River in Clark County, and in distorted...distorted crystals from Humboldt County. From Borax Lake, San Bernardino County, California. In the Permian basin...100. Found at several mines in the Huantajaya district, calcite, embolite, cerargyrite, bromyrite, iodyrite...in great quantities during the early period of mining in these districts. An earthy variety (Buttermilk...as at Caracoles in Antofagasta, the Huantajaya district in Tarapaca, and especially Chanarcillo in Atacama; |  | | Book | | Publishing Scripta Company, Washington, DC 20005 USA. Acta Chemica Scandinavica, 1947-, Munksgaard, Noerre...Ohio 43214, USA. American Chemical Society, Journal, 1879-, Washington, DC 20036, USA. American Crystallographic...Penn- USA. American Journal of Science, 1818- Yale University, New Haven, Connecticut 06520, USA. PREFACE... PREFACE 1909 K Street NW, Washington, DC 20006, USA. Arkiv for Mineralogi och Geologi, 1949-, Almqvist...Dantestrasse 50, GFR. Australasian Institute of Mining and Metallurgy, Proceedings, 1898-, Clunis Ross |  | | Report (volume) | | History; Mr. F. McN. Hamilton and the California State Mining Bureau; Mr. F. A. Canfield, of Dover, N. J.; Dr........................Harvard. California State Mining Bureau................. Cal. Min. Princeton University...and the birefringence is about 0.01. 2. Amherst County, Va. (F. L. Hess). All the material examined is...Y = reddish brown. Z = reddish brown. 4. Llano County, Tex. (U. S. N. M. 84416). In mass, black and vitreous;...The greater part has co about 1.83. 2. Chester County, Pa. (U. S. N. M. 3965). Nearly colorless cleavage |
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