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Geology. Puerto Rico is composed of Cretaceous to Eocene volcanic and plutonic rocks, which are overlain by younger Oligocene to recent carbonates and other sedimentary rocks. Most of the caverns and karst topography on the island occurs in the northern Oligocene to recent carbonates. The oldest rocks are approximately 190 million years old ...
Topography of Puerto Rico Satellite Image of Puerto Rico. The Geology of Puerto Rico can be divided into three major geologic provinces: The Cordillera Central, the Carbonate, and the Coastal Lowlands. [1] Puerto Rico is composed of Jurassic to Eocene volcanic and plutonic rocks, which are overlain by younger Oligocene to recent carbonates and ...
Puerto Rico [i] (Spanish for 'rich port'; abbreviated PR), ... Most of the caverns and karst topography on the island occurs in the northern region.
The climate of Puerto Rico in the Köppen climate classification is predominantly tropical rainforest. Temperatures throughout the year are warm to hot, averaging near 85 °F (29 °C) in lower elevations and 70 °F (21 °C) in the mountains. Easterly trade winds pass across the island year round while the rainy season stretches from April into ...
Topographic map of Puerto Rico showing the Cordillera Central and its two major subranges. The Puerto Rico Central Mountain Range or Cordillera Central is considered the largest of the three geographical and physiographic provinces of the island, along with the Karst regions and the coastal plains. [2]
The Puerto Rico Trench is located on the boundary between the Caribbean Sea and the Atlantic Ocean, parallel to and north of Puerto Rico and the Virgin Islands. The oceanic trench, the deepest in the Atlantic, is associated with a complex transition between the Lesser Antilles subduction zone to the south and the major transform fault zone or ...
The Northern Karst Belt (Spanish: Cinturón del Carso Norteño) is a limestone karst landscape located in the northwestern region of Puerto Rico. A karst is a topographical zone formed by the dissolution of soluble porous rocks, such as limestone, with features such as mogotes, canyons, caves, sinkholes, streams and rivers, all of which are ...
Topographic map of Puerto Rico showing the Sierra de Cayey in the southeast. The Rio Grande de Loíza, which is one of the largest rivers in Puerto Rico, has its sources in this range within the municipality of San Lorenzo. The La Plata River flows through the Cayey Valley where the town of Cayey is located on the northern slope of the range.