vendredi 14 août 2015
General Dictionary of Geology
The subjects of this dictionary are most of geological terms but there are many terms that
also related with geophysics, biology, astrophysics, and geography. Geology is an interesting
subject in knowing history of Earth creation, creature evolution, ancient Earth life and Earth
condition in the past; even find mine, coal, also oil deposit below Earth surface. Petrogeologist
study geology to find mine, coal, or oil deposit. Geophysics scientist study geology for recognize
the physical characteristics of Earth component such as magnetism, seismicity, elasticity, Earth
thermodynamic, by physical experiments in a specific geological structure which consist of
specific rocks and minerals. Biology scientist study geology for tracing the historical evolution
of creature in its first appearance until this time. Geographers also study geology for recognize a
spatial phenomenon of Earth surface that were formed or influenced with a sequences of
geological event.
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Initiation à la géologie et à la topographie
Introduction to Mineral Exploration Second Edition
Since the first edition was published much has changed in the mineral exploration business. It has
been through one of the sharpest downturns since the 1930s and the industry has become truly global,
with many mergers and acquisitions of mining and exploration companies. Indeed, conditions
at the time at the time of writing appear to have moved back to boom driven by increasing demand.
We have tried to maintain a balance between principles and case histories, based on our experience
of teaching at senior undergraduate and postgraduate levels. We have attempted to reflect the
changing mineral exploration scene by rewriting the sections on mineral economics (Chapter 1)
and the increased emphasis on public accountability of mineral exploration companies (Chapters
10 and 11), as well as updating the other chapters. One of the major areas of advance has been
the widespread use of information technology in mineral exploration. We have added a chapter
(Chapter 9) dealing with the handling of mineral exploration data. Although we do not advocate
geologists letting their hammers get rusty, the correct compilation of data can help expedite
fieldwork and improve understanding of deposits for feasibility studies.
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Method for processing borehole seismic data
Environmental Geology
Environmental Geology Is Geology Applied
to Living
The environment is the sum of all the features and conditions surrounding an organism that may infl uence it. An individual’s physical environment encompasses rocks and soil, air and water, such factors as light and temperature, and other organisms. One’s social environment might include a network of family and friends, a particular political system,
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Petrophysics (wireline)OGDCL Manual
PRINCIPLES OF THE MAGNETIC METHODS IN GEOPHYSICS
Magnetic methods are widely used in exploration, engineering, borehole, and global geophysics and the subjects of this monograph are the physical and mathematical principles of these methods regardless of the area of application. The first chapter is devoted entirely to the magnetic field caused solely by conduction currents. Beginning with Ampere’s law we analyze the force of interaction between currents and then introduce the concept of the magnetic field and discuss its fundamental features. In order to simplify a study of magnetic field the vector potential is introduced. Special attention is paid to the system of equations of the magnetic field at regular points and at places where surface density of currents differs from zero. We also consider several examples of the field behavior because of its relationship to the application of magnetic methods in geophysics. The second chapter describes in detail the theory of the magnetic field in the presence of magnetic medium. There is a section where we study distribution of magnetization currents and association between these currents and the vectors of the inductive and remanent magnetization. The systems of equations for the magnetic field and fictitious field H are derived and we illustrate a difference between these fields considering several examples. The behavior of magnetic field in the presence of magnetic medium is described in the next chapter, where at the beginning we consider questions such as a solution of the boundary-value problems and theorem of uniqueness. Then behavior of the magnetic field and the vector of magnetization are analyzed in the presence of different magnetic bodies. In order to describe the theory of the vertical magnetometer we study several topics related to this subject,
among them are the force acting on magnet, moment of rotation, interaction between two magnets, and the relationship between Ampere’s and Coulomb’s laws. The main magnetic field of the earth is described in Chapter 4. We begin with an introduction to the central characteristics of this field and briefly describe the history of its study. Then we consider the spherical harmonic analysis of the earth’s field that is naturally preceded by information on Legendre’s functions. In Chapter
5 we focus on a solution of the inverse problems in the magnetic method and describe uniqueness and nonuniqueness, ill- and well-posed problems, stable and unstable parameters, regularization, as well as different methods of solution to the forward problem. The main purpose of Chapter 6 is to describe diamagnetic, paramagnetic, and ferromagnetic substances proceeding from the atomic physics. Following the Feynman lectures, we introduce concepts of the angular momentum and magnetic moment of atom, derive an expression for the frequency of precession, and describe energy states of atomic systems.
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An introduction to applied and environmental geophysics
Rocks and minerals
About the pagination of this eBook
Due to the unique page numbering scheme of this book, the
electronic pagination of the eBook does not match the pagination
of the printed version. To navigate the text, please use the
electronic Table of Contents that appears alongside the eBook or
the Search function.
For citation purposes, use the page numbers that appear in the text.
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Seismic data acquisition_manual
Seismic Refraction Surveying
Sedimentary Rocks in the Field THIRD EDITION
This publication is designed to provide accurate and authoritative information in regard to the subject
matter covered. It is sold on the understanding that the Publisher is not engaged in rendering professional services. If professional advice or other expert assistance is required, the services of a competent professional should be sought.
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Seismic Evaluation and Rehabilitation of Structures
This work is subject to copyright. All rights are reserved by the Publisher, whether the whole or part
of the material is concerned, specifically the rights of translation, reprinting, reuse of illustrations,
recitation, broadcasting, reproduction on microfilms or in any other physical way, and transmission or
information storage and retrieval, electronic adaptation, computer software, or by similar or dissimilar
methodology now known or hereafter developed. Exempted from this legal reservation are brief excerpts
in connection with reviews or scholarly analysis or material supplied specifically for the purpose of being
entered and executed on a computer system, for exclusive use by the purchaser of the work. Duplication
of this publication or parts thereof is permitted only under the provisions of the Copyright Law of the
Publisher’s location, in its current version, and permission for use must always be obtained from
Springer. Permissions for use may be obtained through RightsLink at the Copyright Clearance Center.
Violations are liable to prosecution under the respective Copyright Law.
The use of general descriptive names, registered names, trademarks, service marks, etc. in this
publication does not imply, even in the absence of a specific statement, that such names are exempt
from the relevant protective laws and regulations and therefore free for general use.
While the advice and information in this book are believed to be true and accurate at the date of
publication, neither the authors nor the editors nor the publisher can accept any legal responsibility for
any errors or omissions that may be made. The publisher makes no warranty, express or implied, with
respect to the material contained herein.
Springer International Publishing Switzerland 2014
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lundi 10 août 2015
ENCYCLOPEDIA of SNOW, ICE AND GLACIERS
Snow, ice and
glaciers (SIG) are the components constituting what is called cryosphere. They
exist at all latitudes and contain the majority of the earth’s fresh water. Due to their dominant prevalence, they
influence weather, climate, ecosystems, vegetation, and life and human
activities in a variety of ways. Indeed they shape human civilization. Owing to
looming climate change and global warming, temperature changes now seem
inevitable and are changing the landscape of snow, ice and glaciers, or even
the existence thereof. In fact, the changes occurring in SIG can be construed
as major indicators of climate change. The nature of cryosphere is highly
interdisciplinary and calls for an updated interdisciplinary account of its dynamics.
Recent decades have witnessed increasing attention to SIG and scientific
communities have started working collectively to develop the basic foundation
upon which the broad understanding of cryosphere rests. However, there is still
a long way to go.
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Encyclopedia of Solid Earth Geoph
All information about the
Earth’s interior comes from field observations and measurements made within the
top few kilometers of the surface, from laboratory experiments and from the
powers of human deduction, relying on complex numerical modeling. Solid Earth
Geophysics encompasses all these endeavors and aspires to define and quantify
the internal structure and processes of the Earth in terms of the principles of
physics, corresponding mathematical formulations and computational procedures.
The role of Solid Earth Geophysics has gained prominence with increasing
recognition of the fact that knowledge and understanding of Earth processes are
central to the continued well being of the global community. Apart from
persistent search for natural resources, this research line is linked to basic
investigations regarding the mutual relationships between climate and tectonics
and on the effects of global change in terms of a wide spectrum of natural
hazards. Consequently, the pursuit of this science has seen spectacular
progress all over the world in recent decades, both in fundamental and applied
aspects, necessarily aided by advancements in allied fields of science and
technology.
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dimanche 9 août 2015
المعجم الجيولوجي المصور ( A - Z )
المعجم الجيولوجي المصور ( A - C ) المجلد الأول
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المعجم الجيولوجي المصور ( D - G ) الـمـجـلـد الـثـانـي
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المعجم الجيولوجي المصور (H - O) الـمـجـلـد الـثـالـث*
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المعجم الجيولوجي المصور ( P - S ) الـمـجـلـد الـرابـع
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المعجم الجيولوجي المصور ( T - Z ) الـمـجـلـد الـخامـس
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mercredi 29 juillet 2015
Golden Software Voxler
Golden
Software Voxler, Create powerful, fast, customized 3D images and 3D models of
your geologic data and point cloud data with Voxler 3. Easily import and
combine data in a multitude of file formats to create stunning 3D models that
visualize the relationships across your data set. This robust, yet
user-friendly application gives you the power to display your data in a variety
of formats and colors, model wells and boreholes in 3D, map surfaces in full
3D, capture video animation of your moving model, and select from several image
and data export options to create stunning project and graphics.
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Grapher 8
Grapher is the ultimate technical graphing package available. This easy-to-use, powerful, and dynamic program will have you creating publication-quality graphs in minutes! The superior, professional, impressive graphs will be wowing your audience every time they see your graphs.Rose Diagrams display degree, radian or grad data versus a radial axis. Like histograms, Rose Diagrams display statistical data, showing the number of occurrences of an event that fall within a specific angular region. Bins are fully customizable in rose diagrams.
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ZondRes2D - software for 2D resistivity and IP imaging
Software for the
interpretation of geophysical data are widespread. Depending on the nature of
the application, they encompass many different directions in geophysics. Many
of these software are for seismic data interpretation. The ZOND software
package is oriented mainly for near surface geophysics.
The package has been
developing during the 21st century and includes applications for electric
prospecting, seismic, magnetic and gravity surveys. The main focus is on DC and
AC resisitivity methods however modules for seismic interpretation are planned
for the near future.
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GSS Potent
Potent is a Windows application that provides a
highly interactive framework for 3-D modelling of magnetic and gravity data.
This example uses one of Geosoft's Oasis montaj sample datasets. The top
left window shows the entire TMI dataset as a grid. The bottom left window
shows the subset of data around the two anomalies of interest. The top right
window shows an ENE section across this region. The anomalies have been
modelled as a dyke and a flat tabular structure. The blue crosses are the
observed TMI field, and the red line is the calculated field due to the model.
The bottom right window shows the calculated field due to the model as an image
at the same colour stretch as the observed field.
Potent works in 3-D
space. Observation points can have height and ground clearance associated with
them. The bodies that constitute the model are all able to be translated and
rotated in three dimensions.
The field due to the
model is calculated at the true position of the observations, thereby
incorporating elevation effects such as those due to topography or aircraft
height.
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Golden Software Surfer 12
Surfer 12 has
just been released!!! There are many new features in Surfer 12 that improve its
functionality. Over the next few weeks, we will be posting blogs about the new
features in Surfer 12.
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Golden Software Starter
Golden Software,
Inc., the leading developer of affordable scientific graphics software
announces the release of Starter, a powerful, user-friendly upgrade to Strater,
a well log, borehole and cross section plotting software package for
geoscientists. Strater enables users to quickly create professional well logs,
cross sections and location maps from interval, depth, and well data.
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Global Mapper
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Geosoft Oasis montaj
Oasis montaj is ideally suited for today's multidisciplinary and collaborative exploration.
Access all your data and a powerful set of mapping and analysis tools, within one dynamic, 3D exploration environment. Process, map, QA and interpret your ground and airborne survey geophysics, geochemistry and geology. - See more at: http://www.geosoft.com/products/oasis-montaj/overview#sthash.sgVVuemy.dpuf
Field Geophysics (4th ed.) [J. Milsom & A. Eriksen, 2011]
The purpose of this book is to help anyone involved in small-scale geophysical
surveys. It is not a textbook in the traditional sense, in that it is designed
for use in the field and concerns itself with practical matters – with theory
taking second place. Where theory determines field practice, it is stated,
not developed or justified. For example, no attempt is made to explain why
four-electrode resistivity works where two-electrode surveys do not.
The book does not deal with marine, airborne or downhole geophysics,
nor with deep seismic reflection work. In part this is dictated by the space
available, but also by the fact that such surveys are usually carried out by
quite large field crews, at least some of whom, it is to be hoped, are both
experienced and willing to spread the benefit of that experience more widely.
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mardi 28 juillet 2015
Field Hydrogeology
As with the earlier editions, this book is a hands-on guide to field methods in
hydrogeology explaining what techniques are needed, how to carry them out
and why they are done that way. Advice is also provided on how to process
and interpret the data. A description of drilling and down-hole geophysics
methods has been included for the first time to assist those hydrogeologists
who are required to supervise the specialist contractors that normally undertake
this work, and also to interpret the resulting data.
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The Messinian Salinity Crisis
This Atlas provides an overview of the most important characteristics of the offshore Messinian
Salinity Crisis (MSC) seismic markers. Throughout several study areas located in the Mediterranean
and Black Seas, this collective work aims at evidencing the most significant features (seismic facies,
geometry and extent) of Messinian surfaces and depositional units in the offshore domain. However,
this Atlas does not intend to provide a complete description of all what is known on the MSC and on
the geology of each study area. Accordingly, illustrations in the Atlas should be used for a global
description of the offshore imprints of the MSC at the scale of the Mediterranean and Black Seas, or
for local information or site-specific general interpretations. The listed references should be used for
more detailed or additional informations.
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INTERNATIONAL GLOSSARY OF HYDROLOGY GLOSSAIRE
This 3rd edition of the UNESCO-WMO International Glossary of Hydrology builds on
the pioneering efforts of the WMO Working Group on Terminology established in 1961 which
evolved into the joint WMO/UNESCO Panel on Terminology in 1967, the work launched in
the framework of International Hydrological Decade, as well as the publication of the first
edition in 1974 and second edition in 1992. The fruit of a longstanding partnership, this
edition was prepared by a Standing Committee on Terminology, comprising members
designated by UNESCO and the WMO.
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Geographic calculator Geocal
- Converts
coordinate data files between commonly-used mapping systems.
- Uses seven-parameter transformations.
- Has
user-definable parameters allowing deployment anywhere in the world on
almost any spheroid or mapping system.
- Includes
a large number of predefined mapping systems and spheroids.
- Includes
Geocentric Datum of Australia.
- Compares
geodesy of the same point in two different mapping systems.
- Displays
geographic, geocentric and projection coordinates of three dimensional
points in any defined Mapping System.
- Displays
point scale factor and grid convergence.
Redhaounia Belgacem
Dr.
University of Tunis El Manar-Tunisia
Water Researches and Technologies
Center Borj-Cedria (CERTE) -Tunisia
Geology-hydro-Geophysics
Geo-Resources Laboratory-Water Researches and Technologies Center
Borj-Cedria (CERTE), BP 273 Soliman 8020, Tunisia.
Mail: belgacem.redhaounia@yahoo.fr
Mail: belgacem.redhaounia@yahoo.fr
Géophysique
La Géo-physique, ou physique de la Terre a pour but d’étudier les propriétés physiques
du globe terrestre. Pour cela, le géophysicien se repère dans l’espace et le
temps. Les trois mots clefs qu’il a toujours à l’esprit sont : dynamique, structure et
échelles.
L’objectif principal de la géophysique est de déduire les propriétés physiques et
la constitution de la Terre (ou d’autres corps du système solaire), à partir des phénomènes
physiques qui leur sont associés, par exemple, le champ géomagnétique,
Field Geophysics (3rd ed.) [John Milsom] (Geo-Field Guide Series)
The purpose of this book is to help anyone involved in small-scale geophysicalsurveys. It is not a textbook in the traditional sense, in that it is designedfor use in the field and concerns itself with practical matters – with theorytaking second place. Where theory determines field practice, it is stated,not developed or justified. For example, no attempt is made to explain whyfour-electrode resistivity works where two-electrode surveys do not.
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Carbonate_Reservoir_Characterization
This book is intended for the use of geologist, geophysists, petrophysists,
and engineers interested in building geologic models that can be converted
into realistic reservoir flow models of carbonate reservoirs. The first edition
of this book was focused on methods and approaches for constructing
improved carbonate reservoir models. In this second edition these methods
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