The Metamorphic Belts of Ecuador
Author: M. Litherland
Publisher:
Published: 1994
Total Pages: 162
ISBN-13: 9780852722398
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Author: M. Litherland
Publisher:
Published: 1994
Total Pages: 162
ISBN-13: 9780852722398
DOWNLOAD EBOOKAuthor:
Publisher:
Published: 1997
Total Pages: 574
ISBN-13:
DOWNLOAD EBOOKAuthor: American Association of Petroleum Geologists
Publisher:
Published: 1984
Total Pages: 354
ISBN-13:
DOWNLOAD EBOOKAuthor: Charles Bertrand Schultz
Publisher:
Published: 1941
Total Pages: 172
ISBN-13:
DOWNLOAD EBOOKAuthor: British Geological Survey
Publisher:
Published: 1989
Total Pages: 448
ISBN-13:
DOWNLOAD EBOOKAuthor: William E. Galloway
Publisher: Springer Science & Business Media
Published: 2012-12-06
Total Pages: 505
ISBN-13: 3642610188
DOWNLOAD EBOOKNonrenewable energy resources, comprising fossil fuels and uranium, are not ran domly distributed within the Earth's crust. They formed in response to a complex array of geologic controls, notably the genesis of the sedimentary rocks that host most commercial energy resources. It is this genetic relationship between economic re sources and environment that forms the basis for this book. Our grouping of petro leum, coal, uranium, and ground water may appear to be incongruous or artificial. But our basic premise is that these ostensibly disparate resources share common genetic attributes and that the sedimentological principles governing their natural distributions and influencing their recovery are fundamentally similar. Our combined careers have focused on these four resources, and our experiences in projects worldwide reveal that certain recurring geologic factors are important in controlling the distribution of com mercial accumulations and subsurface fluid flow. These critical factors include the shape and stability of the receiving basin, the major depositional elements and their internal detail, and the modifications during burial that are brought about in these sediments by pressure, circulating fluids, heating, and chemical reaction. Since the first edition of this book in 1983, there has been a quantum leap in the volume of literature devoted to genetic stratigraphy and refinement of sedimentologi cal principles and a commensurate increase in the application of these concepts to resource exploration and development.
Author: Ross Lawrence Sherlock
Publisher:
Published: 2000
Total Pages: 658
ISBN-13:
DOWNLOAD EBOOKAuthor: Gerald E. Ray
Publisher:
Published: 1997
Total Pages: 328
ISBN-13:
DOWNLOAD EBOOKSkarns in British Columbia have historically been important sources of iron, tungsten, copper, and gold. This publication begins with an introduction on skarn terminology and the problems of skarn identification. It then reviews a genetic model of skarn formation and presents descriptive profiles of eight types of skarn deposits; describes the database of at least 735 skarn occurrences in the province, and the number and distribution of skarns in British Columbia according to their associations, class, age, and distribution; and notes the ages of British Columbia skarns and the total production of various metals extracted from British Columbia skarns. Subsequent sections provide information on assays and metal ratios of mineralized skarns, skarn mineralogy, skarn mineral chemistry, chemistry of skarn-related intrusions, and the mapping and evaluation of skarns. The appendix contains a listing of 735 skarn occurrences in British Columbia, giving deposit name, MINFILE number, latitude/longitude, elements and minerals present, and associated rocks and their ages.