Geologische Beschreibung Der Insel Tenerife pdf epub mobi txt 电子书 下载 2026

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出版者:Nabu Press

作者:Karl Wilhelm Georg Fritsch

出品人:

页数:516

译者:

出版时间:2010-03-01

价格:USD 39.75

装帧:Paperback

isbn号码:9781146295567

丛书系列:

图书标签:

• 地质学
• 特内里费岛
• 加那利群岛
• 地质描述
• 火山学
• 地貌学
• 西班牙
• 岛屿地质
• 地质调查
• 地质研究

Tenerife: volcanism, geology, and landscapes The island of Tenerife, nestled in the heart of the Atlantic Ocean, is a testament to the raw power and artistry of volcanic activity. Its dramatic landscapes, sculpted by millennia of fiery eruptions and gradual erosion, tell a captivating story of geological evolution. This captivating island, the largest in Spain's Canary Islands archipelago, offers a rich tapestry of geological features, from towering volcanic cones to sprawling lava fields and unique rock formations. At the core of Tenerife's geological narrative lies its fiery origin. The island is a product of hotspot volcanism, a phenomenon where a plume of magma rises from deep within the Earth's mantle, piercing the oceanic crust. Over millions of years, repeated eruptions have built up the island, layer by layer, creating a majestic shield volcano that dominates its skyline. The most prominent of these volcanic structures is the iconic Pico del Teide, Spain's highest peak and a stratovolcano whose imposing presence is a constant reminder of the island's powerful geological forces. The volcanic history of Tenerife is marked by distinct phases of activity. Early eruptions laid down the foundational basaltic lavas that form the island's lower slopes. As activity progressed, the composition of magma evolved, leading to the eruption of more silica-rich materials, such as andesites and phonolites. This shift in composition contributed to the formation of the steeper, more complex volcanic cones and caldera structures that characterize the island's higher elevations. The Las Cañadas caldera, a vast, sunken depression at the summit of Teide, is a prime example of the destructive power of caldera collapse, a dramatic event that occurs when volcanic chambers empty and the overlying rock collapses inward. Tenerife's diverse geology has given rise to a breathtaking array of landscapes. The rugged, mountainous interior is a labyrinth of ravines, canyons, and volcanic craters, each carved by the relentless forces of nature. The northern regions, blessed with more rainfall, boast lush forests and verdant valleys, a stark contrast to the arid, volcanic terrains found in the south. The island's coastline is equally varied, featuring dramatic cliffs, black sand beaches formed from pulverized volcanic rock, and hidden coves sculpted by the persistent action of the Atlantic waves. The geological processes that shaped Tenerife are not merely historical artifacts; they continue to influence the island's present and future. While major eruptions are infrequent, volcanic activity remains an intrinsic part of Tenerife's character. Geothermal activity is evident in hot springs and fumaroles, and the island's seismic monitoring networks remain vigilant, a prudent measure given its volcanic origins. Exploring Tenerife is akin to traversing a living geological museum. The island's volcanic heritage is not just a subject of scientific study but a palpable presence that permeates its natural beauty and shapes the lives of its inhabitants. From the imposing silhouette of Teide to the intricate patterns of solidified lava flows, Tenerife stands as a magnificent monument to the dynamic and awe-inspiring power of Earth's geological forces.

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