 | | Journal (issue) | | Articles Famous mineral localities: The Bristol copper mine, Connecticut......................................in the U.S.A. notesfrom th r EDITORS OLD YUMA MINE Another great mineral locality has now been closed...longfamous Old Yuma mine near Tucson (see R. L. Jones, “Famous mineral localities: the Old Yuma mine,” in vol....period of activity, access to the mine was cut off in 1984. In 1996 the mine area was absorbed into the Saguaro...and Mining Company for the sum of $558,000. The mine is now owned outright by the Federal Government |  | | Book | | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...N. Moreto, André Luiz Silva Pestilho, Mineral Province, Brazil Gustavo Henrique Coelho de Melo, Marco...The Southwestern North America Porphyry Copper Province Tectonomagmatic Settings, Architecture, and Metallogeny...Metallogeny of the Central Asian Copper Province An Overview of the European Kupferschiefer Deposits...and Grant, J.N., 1975, Porphyry tin deposits in Bolivia: Economic Geology, v. 70, p. 913–927. Sillitoe |  | | Book (volume) | | existence o f a new unconformity-vein style uranium province in the Proterozoic of the Great Sandy Desert....Iran ian P o rp h y ry C u-M o-A u D eposits Brent LA. Mclnnes, Noreen J. Evans, Frank Q, Fut Steve Garwin...lm alyk (K a rm ak y r-D a ln e e ) and S au k b u la k C u-A u P o rp h y ry System s, U zbekistan IgorM...the largest deposits in any established porphyry province. For a discussion of the accepted terminology...containing >10 Mt Cu include Chuquicamata, El Abra, La Escondida and El Teniente in Chile, Cerro Colorado |  | | Book (edition) | | Chrysoberyl Spinel Topaz Tourmaline The Garnets Feldspar Group Zircon Peridot 69 92 117 150 167 171 175 185 195...book would be more sensibly shared out among a group of authors/gemmologists, each member tackling his...Edition being extracted from ‘Gems of the Silica Group’ to form a separate chapter. I have also reintroduced...First Edition For two decades, an earlier work of mine – Practical Gemmology – has proved a useful elementary...some reason, the stones are better placed in a group forming a small subchapter. In the technical section |  | | Book | | also the Kerguelen Ridge, as suggested by Hubert de la Rue. A more difficult question is whether the entire...''Vityaz'' sailed along the straits south of the La Digue and Praslin islands and reached Mahé Island...anchored in the afternoon of 17 December and a group of expedition members disembarked for geological...the Mascarene Islands area the Mascarene volcanic group. The presence of Precambrian (600 million years)...followed by the F group (recording time, 3.2 sec) consisting of several waves. This group appears in most |
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