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.
The summit area of Mount Diablo is made up of deposits of gray sandstone (graywacke), chert, oceanic volcanic basalts (greenstone) and a minor amount of shale. The hard red Franciscan chert is sedimentary in origin and rich in microscopic radiolaria fossils and seashells.