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Books > Science & Mathematics > Chemistry > Mineralogy > General
Seit dem Erscheinen meines "Lexikon der Steinzeit" sind ber 12 Jahre vergangen. In dieser Zeit hat es zahlreiche neue wissenschaftliche Erkenntnisse gegeben, die eine v llige berarbeitung notwendig erscheinen lassen, damit es dem neuesten Stand entspricht. Es gibt kein vergleichbares arch ologisches Lexikon in dieser umfassenden und ausf hrlichen Form, damit ist es einmalig auf dem deutschen Buchmarkt. Es umfasst sowohl die menschliche Evolution, die Steinzeit in ihrem gesamten Umfang, sowie geologische und biologische Daten. Die Entwicklung des Menschen und seiner Kultur ist ein sehr aktuelles Thema, zu dem auch die Tagespresse immer Nachrichten ber neue Entdeckungen in aller Welt bringt und so die Aufmerksamkeit auf den Prozess der vor etwas 3 Millionen Jahren begonnenen Menschwerdung lenkt (Doz. Dr. Karel Valoch, DSc., Br nn). Es wendet sich zun chst an den Interessierten. In einer Zeit, da Studium und Lehre auf den Universit ten immer mehr eingeengt wird, mag es sogar als Orientierungshilfe zuk nftiger Wissenschaftler n tzlich sein, um sich seinen F cherkatalog zusammen zu stellen (Prof. Dr. Clemens Eibner, Heidelberg).
Dieses im Original 1922 erschienene Buch beschreibt die Grundlagen der Petroleumgeologie.
This book presents topical research in the study of the mineralogy of zircon and olivine and their properties, production and applications. Topics discussed include the application of U-PB dating and chemistry of zircon in the continental crust of Calabria; the internal morphology and crystal growth of accessory zircon from igneous rocks; the reduction, softening and melting behaviour of olivine pellets in an experimental blast furnace; characterizing the radiation damage in zircon and the weathering reactions of olivine as an effective way to sustainably capture CO2.
Clay minerals are typically formed over long periods of time by the gradual chemical weathering of rocks, usually silicate-bearing, by low concentrations of carbonic acid and other diluted solvents. Since ancient times, clay minerals have been investigated because of their importance in agriculture, ceramics, building and other uses. In this book, the authors present current research in the study of the types, properties and uses of clay. Topics discussed include clay mineral application in electrochemistry and wastewater treatment; organoclay/polymer nanocomposites; use of clays to manufacture honeycomb monoliths for pollution control applications; clays for the removal of dyes from aqueous solutions and structural modification of montmorillonite clays by the pillaring process.
Zeolites are microporous crystalline solids with well-defined structures. Generally they contain silicon, aluminium and oxygen in their framework and cations, water and/or other molecules within their pores. Many occur naturally as minerals, and are extensively mined in many parts of the world. Others are synthetic, and are made commercially for specific uses, or produced by research scientists trying to understand more about their chemistry. Because of their unique porous properties, zeolites are used in a variety of applications with a global market of several million tonnes per annum. In the western world, major uses are in petrochemical cracking, ion-exchange (water softening and purification), and in the separation and removal of gases and solvents. Other applications are in agriculture, animal husbandry and construction. They are often also referred to as molecular sieves. This book presents leading research from around the world.
The United States has used multiple U.S. agencies and a private, not-for-profit entity to implement the domestic and international provisions of the Clean Diamond Trade Act (CDTA). The Departments of State and the Treasury have led U.S. efforts to implement the domestic provisions of the act; State has led the U.S. efforts to curtail trade in conflict diamonds abroad. Domestically, the Departments of State, the Treasury, Homeland Security, and Commerce, and the private entity, called the U.S. Kimberley Process Authority (USKPA), have been responsible for controlling U.S. imports and exports of rough diamonds. Internationally, State, the U.S. Agency for International Development (USAID), and the U.S. Geological Survey have helped to strengthen KPCS. Domestically, the U.S. systems for reporting rough diamond statistics and for controlling imports and exports of these diamonds are vulnerable to illicit trade. The United States has enhanced the quality of its rough diamond trade data by improving its collection processes, but work remains to be done. Also, the United States does not periodically inspect rough diamond imports or exports to ensure that the contents of the rough diamond parcels match the Kimberley Process certificates. In addition, the United States lacks an effective system for confirming receipt of imports -- a Kimberley Process requirement for avoiding possible diversions of rough diamond imports.
This introduction to mineralogy for undergraduate and graduate students in geology and materials science has been designed for a semester course. Covering all aspects of mineralogy in an integrated way, it links mineral properties with broader geological processes, and conveys their economic importance throughout the text. Handy reference tables and a glossary of terms make this study an indispensable guide for the next generation of mineralogy students.
This book presents select proceedings of the Indian Chemical Engineering Congress (CHEMCON-2021) under the theme "Sustainable Utilization of Resources for Chemical Mineral Sectors". It covers broad topics such as chemical reaction and processes, material science and engineering, coal and mineral processing, pyro- and hydro-metallurgical processes, environmental engineering and waste management, advanced engineering, and energy materials. This book is useful for the researchers, professionals, and policymakers interested in sustainable utilization of chemical and mineral resources.
Clays are increasingly becoming a major problem in the mining, extraction and value-adding processes for a wide range of commodity raw materials. Clays can impact negatively on virtually every unit process within the mining and minerals processing sector, having long-term environmental implications that go well beyond the lifetime of the mining operation. This book is the first to compile, explain and evaluate the effects of clays in the mineral processing value chain, from mining to minerals processing, and finally, tailings disposal. Focusing on topics from the chemistry and rheology of clays to their detection and dissolution behaviour, this book provides comprehensive coverage of the effects on processes such as settling, preg-robing, flotation and comminution. It is an excellent reference for professional mineralogists and geologists, industrial engineers, and researchers interested in clays and clay minerals.
Hydroxyoximes and Copper Hydrometallurgy provides a current examination of what is known regarding hydroxyoxime extractants, the chemistry and physicochemistry of extraction, and the potential of applying hydroxyoximes for extraction of copper and other metals in industrial processes. Topics addressed include the development of the hydrometallurgical process, methods of synthesis and structural characteristics, extraction properties, losses of active substances and problems associated with environmental pollution, the potential of metal extraction and separation with hydroxyoximes, methods of extraction and stripping that can improve metal separation and recovery, the applications of hydroxyoximes in various membrane processes, and industrial processes and equipment used for processing oxide ores and tailing. The book will benefit metallurgists, hydrometallurgists, analytical and physical chemists, and researchers in mining industries and solvent extraction.
The molecular mechanisms underlying the fact that a crystal can
take a variety of external forms is something we have come to
understand only in the last few decades. This is due to recent
developments in theoretical and experimental investigations of
crystal growth mechanisms.
This book presents is a collection of papers in the field of strategic mine planning, including orebody modelling, mine planning optimization and the optimization of mining complexes. The work includes papers (a) describing the newest technologies and related research; and (b) applications of a range of related technologies in diverse industrial applications elaborating upon the state of the art in the field.
This is the first book on global agromining/phytomining technology. It presents the complete metal farming or agromining chain; an emerging technology expected to be transformative in the extraction of resources of those elements not accessible by traditional mining techniques. Meeting the demand for critical minerals (rare earth elements, platinum group elements, nickel cobalt) is increasingly difficult in the 21st century due to resource depletion and geopolitical factors. Agromining uses hyperaccumulator plants as "metal crops" farmed on sub-economic soils or mineral waste to obtain valuable elements. This book, which follows the metal farming chain, starts with the latest information on the global distribution and ecology of hyperaccumulator plants, biogeochemical pathways, the influence of rhizosphere microbes, as well as aspects of propagation and conservation of these unusual plants. It then presents the state of the art in new tools for identifying hyperaccumulator plants and for understanding their physiology and molecular biology. It goes on to describe the agronomy of "metal crops," and opportunities for incorporating agromining into rehabilitation and mine closure, including test-cases of nickel, cobalt, selenium, thallium, rare earth elements and PGEs. Finally, it concludes with an overview of the latest developments in the processing of bio-ores and associated products. This book is edited and authored by the pioneers in the field who have been at the foreground of the development of agromining over the past three decades. It is timely as agromining is now at a pivotal point in its development with rapid expansion of activities in the field around the globe. As such it is of interest to environmental professionals in the minerals industry, government regulators and academics.
The Geology of Mexico focuses firstly on the paleogeographic evolution of Mexico during the Mesozoic and Cenozoic eras, including evolutionary reconstructions of the different geological provinces. In the second part, it describes, each sedimentary basin or geological province, the main features such as biostratigraphy, sedimentology, structural geology, tectonic evolution and organic geochemistry. The petroleum geology of Mexico is a major focus of the volume and the energy resources of each basin and province are described in detail. Each topic is illustrated with figures and tables, essentially maps, stratigraphic columns, geologic sections, structural sections and evolutionary models in 2D and 3D. This book is intended for geologists and geophysicists, researchers, teachers and students who require a specialized work on the geology of Mexico and its sedimentary basins, with the multidisciplinary approach of Geosciences.
This volume gathers and presents a massive collection of data on the location, quality and accessibility of uranium resources in nearly every region of the globe. This exhaustive, up-to-date reference is designed for practical use and arranged by four geographic regions: Asia, USA and Latin America, Europe, and Australia-Oceania and Africa.
Heavy minerals - minerals that sink rather than float in a dense liquid - are introduced in this work. Its main aim is to provide a manual to assist in the microscopic identification of common transparent heavy minerals in sediments. The first part deals with the principles of heavy mineral analysis and discusses the significance of factors affecting heavy mineral assemblages; there are brief references to commonly used laboratory methods and auxiliary techniques and the section concludes with examples. The book then looks at identification and offers a description of detrital morphology and diagnostic features of 61 transparent heavy mineral species. Optical properties and characteristics are presented together with information on the occurrence of these minerals in their parent rocks. This work should be of interest to students, researchers and professionals in sedimentology and petroleum exploration, especially those concerned with clastic hydrocarbon reservoirs.
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