 | Al Ganad, I., Lagny, P., Lescuyer, J. L., Ramboz, C., Touray, J. C. (1994) Jabali, a Zn-Pb-(Ag) carbonate-hosted deposit associated with Late Jurassic rifting in Yemen. Mineralium Deposita, 29 (1) 44-56 doi:10.1007/bf03326395 | Journal (article/letter/editorial) | | ~neralium Deposita © Springer- Verlag 1994 Jabali, a Zn-Pb-(Ag) carbonate-hosted deposit associated with Late... Abstract. The Jabali deposit (3.8 Mt at 16% Zn, 2% Pb and 132 g/t Ag) is hosted by dolomitized platform...the lead, zinc and silver probably originated from an Early Proterozoic basement. The dissolved metals...of synsedimentary tectonic activity. The Jabali Pb-Zn-Ag deposit lies 70 km northeast of Sana'a, capital...on a small plateau (150 m wide by 200 m long) at an altitude of 1800 m in a mountainous area to the |  | | Report (volume) | | complete as possible, many of my colleagues took an active part in searching the literature for relevant...66, p. 1525. A four-channel X-ray spectrograph and an associated electronic system for measurement have...analysis for elementssuch as Th can be performed within an hour. Application to geochemical prospecting problems...determination of Pb and Zn in soil samples with a lower limit for Zn of 50 ppm and Pb 75-100 ppm. Authors'...of zinc-lead orein the Wisconsin-Illinois-Iowa district : Mining Bng., v. 7, p. 781-795. Increases in |  | | Book | | editors. The final outcome is probably still not an entirely adequate description of the contents; it...environ- VI ment are directly attributable to an inadequate understanding of surface processes. Parts...section—Summary and Conclusions by the Editors—is an admirably succinct statement of all that is important...of climate on soil types and landforms. Climate is an independent factor in weathering and soil formation...climatic geomorphology. However, the adaptation of an entire relief to a given set of morphogenetic processes |  | | Book | | K e ith M S cot t an d Coli n F Pa i n regolith science regolith SCIENCE regolith SCIENCE K E...E I T H M SCOTT AN D C OL IN F PAIN © CSIRO 2009 All rights reserved. Except under the conditions described...natural resource management geoscientists, and provides an up to date summary of regolith understanding, and...progressively more altered bedrock towards the surface – an in situ weathering profile. Weathered debris may...referred to as a ‘lateritic profile’. Weathering is an integral part of the geological cycle (Figure 1.2) |  | | Report (issue) | | Great Britain and Northern Ireland (the latter as an agency sernir:efryr the government ofNorthern Ireland)...Gemstones and mineral curiosities 102 Graphite 103 Gypsum 103 Hot springs 103 Kaolin and other clay minerals...Salado terrane rocks 2 8 5 Skarn rocks 3 5 6 Alao valley 37 7 Jurassic fossils 40 8 Guamote terrane rocks...39 Geological map and section of the lowerAlao Valley and environs 44 Ultraxnafic rocks from ophiolitic...24 Geochemical plots of El Oro mafic rocks 70 25 An evolutionary model for the Ecuadorian terranes 78 |  | | Book | | TIN DEPOSITS 12. H.K. GUPTA GEOTHERMAL RESOURCES An Energy Alternative 13. C.R.M. BUTT and R.E. SMITH...Science Publishers B.V. 2 sufficient motivation play an important role in effective writing. However, some...yet cannot be relegated to a computer; it still is an integral part of the human factor in every technical...seems perhaps odd that some scientists, trained in an orderly approach to problem solving, should have...audience and its needs. When identifying an audience, terminology is an important consideration. To tell a |  | Hovakimyan, Samvel, Moritz, Robert, Tayan, Rodrik, Melkonyan, Rafael, Harutyunyan, Marianna (2019) Cenozoic Strike-Slip Tectonics and Structural Controls of Porphyry Cu-Mo and Epithermal Deposits During Geodynamic Evolution of the Southernmost Lesser Caucasus, Tethyan Metallogenic Belt. Economic Geology, 114 (7) 1301-1337 doi:10.5382/econgeo.4662 | Journal (article/letter/editorial) | | Armenia Abstract The Zangezur-Ordubad mining district of the southernmost Lesser Caucasus is located...mineralization and its epithermal overprint hosted by an early Miocene intrusion at Lichk. Eocene to early...The Zangezur-Ordubad region is a major mining district along the Tethyan metallogenic belt (Jankovic...This mining district records an about 30 m.y. long incremental pluton assembly, spanning from an Eocene subduction...controlled by N-S–, E-W–, and NE-SW–oriented faults, in an area bounded by two regional NNW-oriented dextral |  | | Book | | Case Study: Apatites from the Meymac Tungsten District (French Massif Central) L. RAIMBAULT (With 3 Figures)...Contents Various Types of Cambrian Carbonate Hosted Zn-Pb Mineralization in the Northern Montagne Noire, Massif...Illustrated on the F-(Pb-Zn) Deposits in the Alpujarrides, Spain and the San Vicente Zn-Pb Mine, Peru L. FONTBOTE... XVI Introduction In several chapters, there is an emphasis on the search for geochemical signature...papers, the study on tantalum takes the reader on an excursion to the world of peralkaline syenites. The |  | | Report (issue) | | surge in the number of papers on stratabound Cu-Zn-Pb massive sulfide deposits associated with volcanic...Gangue minerals may include quartz, barite, calcite, gypsum, sericite, or chlorite. TABLE 1 Table 1 contains...arbitrary 500-m limit may combine deposits within a district (e.g. Quemont-Horne), or subdivide a large deposit...data. CONTAINED METAL (CU, ZN, PB, AG, AU) Copper (Cu), zinc (Zn), and lead (Pb) are expressed in thousands...were not possible, the following table was used as an aid for translating the primary volcanic rocks from |  | | Report (volume) | | methanol is ignited (George Rossman, pers. comm., 1996). An exact match is difficult because the flame is dominated...polymorphs could be "a round dozen," in addition to an amorphous form (Hoard and Hughes, 1967, p. 95; Sharpe...are 8.298, 25.155, 37.931, 259.38 and 340.23 eV. An ionic radius cannot be given for boron: Shannon's...element boron was growing rapidly. We felt that it was an opportune moment to ask investigators active in research...International Mineralogical Association, representing an increase of 10%, comparable to the increase in the |  | | Report (issue) | | intrusion. Its geological complexity is matched by an equally long record of deposition and local redeposition...stratified rocks known in southeastern Alaska comprise an undated metamorphic complex intruded by isotopically...world's largest porphyry molybdenum deposits is in an Oliqocene qranite porphyry stock. Metallic minerals...mineral assessment tracts, and provides the basis for an interpretation of regional metallogenesis by depicting...no tract-by-tract descriptions, table 2 provides an index of the 171 numbered tracts and the corresponding | | | Report (volume) | | methanol is ignited (George Rossman, pers. comm., 1996). An exact match is difficult because the flame is dominated...polymorphs could be “a round dozen,” in addition to an amorphous form (Hoard and Hughes, 1967, p. 95; Sharpe...are 8.298, 25.155, 37.931, 259.38 and 340.23 eV. An ionic radius cannot be given for boron: Shannon’s...MATHEMATICAL CRYSTALLOGRAPHY 16 1986 570 J.W. Valley H.P. Taylor, Jr. J.R. O'Neil STABLE ISOTOPES IN...PETROLOGY OF BORON: & E. S. Grew AND GEOCHEMISTRY AN INTRODUCTION PRAT OCUCHON 5ic us do.5.. ucedes epee |  | | Book | | Queensland, 1974 . South Australia, 1975 . Illawarra District, 1976 . Tasmania, 1977 . North Queensland, 1978...processing of a low grade gold orebody in the Wau Valley, Papua New Guinea AUTHOR INDEX 435 Foreword...under prevailing economic conditions, and the prospect is being held on a care W.A. The Aus.|.M... G.S. WALKER AND In 1979, a second diamond prospect was found at Argyle, some 600 km north-e ast of...upgraded for 1983. The Argyle pipe is located in a valley rising about 210 m from north to south. The deposit |  | | Book | | appearing every 5 to 10 years and accompanied by an online “must read” reference list, which will be...geodynamics. For this reason, this volume presents an updated synthesis of the state of the art of the...geschweisst sind […] Wir nennen es Gondwána-Land nach der gemeinsamen alten Gondwána-Flora’, and which can...’ Already in his first edition of Die Entstehung der Kontinente und Ozeane, Alfred Wegener considered...2011). The aim of this volume is thus to present an up-to-date overview of the Precambrian geology of |
|
