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The oldest rocks in Venezuela formed during the Precambrian and occupy the Guiana shield in the southern tier of the country near Guyana and Brazil, east of the El BaUl swell. In the western Guiana Shield, within the Amazonas Territory, Precambrian Roraima Formation zircon grains have been dated with uranium-lead dating and rubidium-strontium ...
Topographic map of Venezuela Political map of Venezuela Economic activity map of Venezuela, 1972 Vegetation map of Venezuela, 1972 Petroleum map of Venezuela, 1972. Venezuela is a country in South America, bordering the Caribbean Sea and the North Atlantic Ocean, between Colombia and Guyana.
The Venezuelan Llanos (Spanish: Llanos Venezolanos) also simply known as Los Llanos (English: the Plains) in Venezuela, is a natural region that consists of a very large, flat central depression of approximately 243,774 km 2 of extension, equivalent to 26.6% of the total continental territory of the country.
The Venezuelan Andes (Spanish: Andes Venezolanos) also simply known as the Andes (Spanish: Los Andes) in Venezuela, are a mountain system that form the northernmost extension of the Andes. They are fully identified, both by their geological origin as by the components of the relief, the constituent rocks and the geological structure.
The Venezuelan Coastal Range (Spanish: Cordillera de la Costa or Serranía de la Costa), also known as Venezuelan Caribbean Mountain System (Spanish: Sistema Montañoso Caribe), is a mountain range system and one of the eight natural regions of Venezuela, that runs along the central and eastern portions of Venezuela's northern coast.
United States Geological Survey map of Eastern Venezuela Basin (red line) and the Orinoco Belt within it (blue line). The Eastern Venezuela Basin is major sedimentary basin in northeastern Venezuela that contains copious petroleum reserves. The basin lies between several geological structures.
The coastal plain contains Venezuela's only desert, the Médanos de Coro (the Coro Dunes), on the Paraguaná Peninsula. The Coro region is one of the ten geographical regions into which Venezuela can be divided. Because the two major depression valleys are the Falcón and the Lara, the mountains are sometimes called the Falcón-Lara ranges.
It is on the geological Guiana Shield craton, and is the Venezuelan part of the biogeographic Guayana Highlands and their tepuis (mesas). Its limits by the north and east is formed by the route of the rivers Orinoco, Atabapo and Negro Rivers; and by the south the borders with Brazil. The region occupies almost half of the territory of Venezuela ...