Toimituksia
Author: Suomalainen Tiedeakatemia
Publisher:
Published: 1986
Total Pages: 530
ISBN-13:
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Author: Suomalainen Tiedeakatemia
Publisher:
Published: 1986
Total Pages: 530
ISBN-13:
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Publisher:
Published: 1985
Total Pages: 606
ISBN-13:
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Publisher:
Published: 1972
Total Pages: 1684
ISBN-13:
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Publisher:
Published: 1984
Total Pages: 452
ISBN-13:
DOWNLOAD EBOOKAuthor: Lauri J. J Pesonen
Publisher: Elsevier
Published: 2021-10-06
Total Pages: 664
ISBN-13: 0128185341
DOWNLOAD EBOOKAncient Supercontinents and the Paleogeography of Earth offers a systematic examination of Precambrian cratons and supercontinents. Through detailed maps of drift histories and paleogeography of each continent, this book examines topics related to Earth's tectonic evolution prior to Pangea, including plate kinematics, orogenic development, and paleoenvironments. Additionally, this book discusses the methodologies used, principally paleomagnetism and tectonostratigraphy, and addresses geophysical topics of mantle dynamics and geodynamo evolution over billions of years. Structured clearly with consistent coverage for Precambrian cratons, this book combines state-of-the-art paleomagnetic and geochronologic data to reconstruct the paleogeography of the Earth in the context of major climatic events such as global glaciations. It is an ideal, up-to-date reference for geoscientists and geographers looking for answers to questions surrounding the tectonic evolution of Earth. - Provides robust paleogeographies of Precambrian cratons based on high-quality paleomagnetic and geochronologic data and critically tested by global geological datasets - Includes links to updated databases for the Precambrian such as PALEOMAGIA and the Global Paleomagnetic Database (GPMDB) - Presents full-color maps of the drift histories of each continent as well as their paleogeographies - Discusses key questions regarding continental drift, the supercontinent cycle, and the geomagnetic dipole hypothesis and analyzes palaeography in the context of Earth's holistic evolution
Author:
Publisher:
Published: 1962
Total Pages: 1026
ISBN-13:
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Publisher:
Published: 1973
Total Pages: 648
ISBN-13:
DOWNLOAD EBOOKAuthor: Bruce Cairncross
Publisher: Penguin Random House South Africa
Published: 2019-10-01
Total Pages: 372
ISBN-13: 1775846989
DOWNLOAD EBOOKEast Africa is famous for its world-class gemstones and mineral specimens, most notably the highly sought-after blue tanzanite, found only in Tanzania in a very small area in the northeast. Many other minerals and gemstones are mined in the region and this is the first publication to showcase and examine those occurring in the five countries that make up East Africa – Kenya, Tanzania, Rwanda, Uganda and Burundi. The book includes: An introduction to the fascinating geology of the region, including a map depicting underlying geology and mineral occurrence; detailed descriptions of minerals, including their gemological properties, history, occurrence and diverse uses across all spheres of life (from jewellery to numerous household items and even space-shuttle components); multiple full-colour photographs of each mineral and gem specimen. An invaluable reference for collectors, gemologists, students and anyone with an interest in the earth sciences. Sales points: A first, fascinating record of East African minerals and gemstones; numerous beautiful photographs of each mineral in full colour; concise, authoritative and accessible text.
Author: National Ocean Survey
Publisher:
Published: 1973
Total Pages: 646
ISBN-13:
DOWNLOAD EBOOKAuthor: Jorge Rabassa
Publisher: CRC Press
Published: 2020-09-10
Total Pages: 382
ISBN-13: 1000151549
DOWNLOAD EBOOKThis volume is a compilation of papers that deal with palaeoecological aspects of Argentina and Uruguay, and that derive from the special session on the Quaternary of South America at the XIIth INQUA International Congress held in Ottawa in 1987.