For a two element ionic compound, the naming is simple. The first part of the name is the name of the metal element. The second part is the name of the nonmetal element, with the suffix â-ide.â. 1  Example: Al 2 O 3.
Exploration & Excavation in Chaco Canyon. It's believed that the first Europeans to see Chaco Canyon came in the 17th Century, when Spanish soldiers engaged in military actions against the Navajos first entered the Chaco area.
Those canyons that are now submerged may have once held rivers and waterfalls that carved the canyon walls, carrying the sediment and debris down into shallower sea. The largest and deepest submarine canyon ever discovered is in the middle of the Bering Sea called the Zhemchug Canyon.