 | Marques de Sá, C., Noronha, F., Cardellach, E., Bobos, I. (2019) Fluid inclusion and (S, C, O, Pb) isotope study of Pb-Zn-(Cu-Ag) hydrothermal veins from Central and Northern Portugal – Metallogenic implications. Ore Geology Reviews, 112. 103043 doi:10.1016/j.oregeorev.2019.103043 | Journal (article/letter/editorial) | | Pb-Zn-(Cu-Ag) Hydrothermal Veins from Central and Northern Portugal – Metallogenic Implications C. Marques de Sá,...Pb-Zn-(Cu-Ag) Hydrothermal Veins from Central and Northern Portugal – Metallogenic Implications, Ore Geology Reviews...https://doi.org/10.1016/j.oregeorev.2019.103043 This is a PDF file of an article that has undergone enhancements...enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability...Pb-Zn-(Cu-Ag) Hydrothermal Veins from Central and Northern Portugal – Metallogenic Implications de Geologia e Pós-Graduação |  | | Journal (article/letter/editorial) | | Mason University] at 01:02 21 December 2014 79 Mine, Gila County, Arizona E veryone likes blue minerals...copper, and it is often a good guess that blue crystals on gossany matrix are one of a relatively large possible...aurichalcite, is traditionally available from a number of localities at a modest price; consequently, at least...mineral is likely present in most collections. It is a traditional favorite of micromounters. Specimens are...surprisingly wide distribution, it has been recommended as a Connoisseur’s Choice topic. Aurichalcite varies from |  | | Journal (article/letter/editorial) | | Universitesi] at 11:52 22 December 2014 Kilometer 3 Mine, Laurium District, Greece E rythrite, an attractive...of cobalt arsenide-bearing veins, was described in a recent Connoisseur’s Choice (Cook 2007). Although...gray, and even pinkish specimens have been reported. A magnesian variety known as cabrerite is noted for...It has a subadamantine luster that tends to be pearly on cleavage planes. It is soft, with a Mohs hardness...hardness of between 1.5 and 2.5, and exhibits a measured density of 3.07. Annabergite is monoclinic (2/m) |  | | Report (issue) | | . . ,, 13 . . . ,, 62 PLATE IV 1. Machining with a Stellite toolbit .. 2. Excavator track hardfaced with...Selection Trust Ltd.; Rhokana Corporation Ltd.; Rhoanglo Mine Services Ltd.; Anglo-American Corporation of South...Belgium; Dr. A. Gosseye of the former Direction du Service Geologique, Belgian Congo; Mr. R. A. Wells, National... • Cobalt INTRODUCTION Cobalt is a silvery-white metal with a slight bluish tinge, closely resembling...Stockholm, it is only during the last three-quarters of a century or so that the metal has assumed considerable |  | | Book (edition) | | y 5 ie : a For. Be ‘Che ae 's.- Digitized by the Internet Archi ee _ in 2022 with funding fror... oe A TREATISE ON ORE DEPOSITS J. ARTHUR PHILLIPS, V.P.G.S., ANCIEN AUTHOR OF “‘A MANUAL... AT THE WITH LOUIS, SoM.,, sl; O.peh C.Ge ** A HANDBOOK DURHAM OF COLLEGE NUMEROUS M.A. eC...on the subject which has _ appeared in English is a translation of Von Cotta’s Lehre von den Lrzlagerstitten...recent formation are described, while, as a means of forming a standard of their comparative importance |  | | Book | | anywhere in the book. The size of the indicated by a The photographs in this book were taken by Peter...Italy by Officine Grafiche Mondadori, Verona Printed A. Congress Catalog Card No 77-71 1 974 1 Contents...part, which is illustrated by line drawings, and a descriptive part, which is illustrated by line drawings...to the appropriate section of the book, whereas if a tentative identification has been made, then reference...stratigraphical column is given on page 310, and will be a particularly valuable reference for collectors of |  | | Journal (volume) | | THE MINING AND SMELTING MAGAZINE : A MONTHLY REVIEW OF MINING, QUARRYING, AND METALLURGY, WITH...-la -Chapelle. BY WILHELM JUNG, OF Bonn . * ABOUT a mile from Aix-la - Chapelle, on the road to Liège...calamine deposit of Altenberg crops out to the surface . A short description of this, and the other ore -deposits...Devonian dolomite trough of Altenberg, in which it forms a mass of great longitudinal extent, but of very variable...upper portions this deposit has a length of 440 metres (240 fms.), with a maximum thickness of 90 metres |  | | Journal (volume) | | EDITED BY HENRY CURWEN SALMON, F.G.S., F.C.S. S M A) VOL. v . NEW - YOR K HATIAN - JANUARY - JUNE...Mechanical Puddler fitted to a simple Furnace. IV . Mechanical Puddler fitted to a double Furnace. LIST OF...6. Ground Plan showing the Heave of aa Lode at a Mine near Freiberg .. 7. Transverse Section showing...Section on Course of Valpy's Lode at do. 21. Plan of a Rotary Separator 322 22. Side Elevation of do...TO VOLUME V. BLAST -ENGINES, Coulthard's, 156. A. BLAST-FURNACE, On the new form of, ACADEMY OF SCIENCES |
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