By Investopedia AAA |. A: The federal government offers three categories of fixed income securities to the buying public: Treasury bonds (T-bonds), Treasury notes (T-notes) and Treasury bills (T-bills).
Mount Diablo is a mountain of the Diablo Range, in Contra Costa County of the eastern San Francisco Bay Area, in northern California. It is located south of Clayton and northeast of Danville. It is an isolated upthrust peak of 3,849 feet (1,173 m), visible from most of the San Francisco Bay Area.
As with most other volcanoes in the Cascade Range, Mount St. Helens is a large eruptive cone consisting of lava rock interlayered with ash, pumice, and other deposits. The mountain includes layers of basalt and andesite through which several domes of dacite lava have erupted.his volcano is well known for its ash explosions and pyroclastic flows. Mount St. Helens is most notorious for its catastrophic eruption on May 18, 1980, at 8:32 a.m. PDT, the deadliest and most economically destructive volcanic event in the history of the United States.