Search results
Results from the WOW.Com Content Network
A calcium–aluminium-rich inclusion or Ca–Al-rich inclusion (CAI) is a submillimeter- to centimeter-sized light-colored calcium- and aluminium-rich inclusion found in carbonaceous chondrite meteorites. The four CAIs that have been dated using the Pb-Pb chronometer yield a weighted mean age of 4567.30 ± 0.16 Myr.
The following inclusion types can also be found in aluminium alloys: alumina needles (Al 2 O 3), nitrides (AlN), iron oxides (FeO), manganese oxides (MnO), fluorides (Na 3 AlF 6, NaF, CaF 2, …), aluminium borides (AlB 2, AlB 12), borocarbides (Al 4 C 4 B). Bone ash (Ca 3 (PO 4) 2) sometimes added to patch cracks in the trough can be found as ...
Caryodendron orinocense, commonly known as cacay, inchi or orinoconut, is an evergreen tree belonging to the family Euphorbiaceae.. This species of flowering plant is indigenous to the north-west of South America, particularly from the drainage basins of the Orinoco and Amazon rivers located in Colombia, Venezuela, Ecuador, Peru and Brazil.
It is bordered on the north by San Miguel and Putumayo rivers and on the east and south by Peru.Oriente has an area of about 50,000 square miles (130,000 square km) and consists of little-explored and virtually unexploited tropical forest inhabited by a tiny fraction of the country's population, living mostly in small villages along the river courses.
Amazonian Kichwas are a grouping of indigenous Kichwa peoples in the Ecuadorian Amazon, with minor groups across the borders of Colombia and Peru.Amazonian Kichwas consists of different ethnic peoples, including Napo Kichwa (or Napu Runa, as they call themselves, living in the Napo and Sucumbíos provinces, with some parts of their community living in Colombia and Peru) and Canelos Kichwa ...
Coordinator of Indigenous Organizations of the Amazon River Basin (COICA) (Spanish: Coordinadora de las Organizaciones Indígenas de la Cuenca Amazónica) was founded in 1984 in Lima, Peru. This organization coordinates the following nine national Amazonian indigenous organizations: Asociación Interétnica de Desarrollo de la Selva Peruana ...
Main page; Contents; Current events; Random article; About Wikipedia; Contact us
In 2000, copper rich ore was found in the Cordillera by David Lowell. [2] Despite protest by local Shuar and Saraguro Kichwa communities, as well as environmental agencies (such as MiningWatch and OCMAL), the Ecuadorian government handed out concessions to multiple international mining companies (among which Aurelian and Ecuacorriente - a Chinese joint venture - as well as Corriente Resources ...