Calcium is a chemical element with symbol Ca and atomic number 20. Calcium is a soft gray alkaline earth metal, fifth-most-abundant element by mass in the Earth 's crust. The ion Ca 2+ is also the fifth-most-abundant dissolved ion in seawater by both molarity and mass, after sodium, chloride, magnesium, and sulfate.Free calcium metal is too reactive to occur in nature.ith a density of 1.54 g/cm 3, calcium is the lightest of the alkaline earth metals; magnesium (specific gravity 1.74) and beryllium (1.84) are denser though lighter in atomic mass. From strontium onward, the alkali earth metals become denser with increasing atomic mass.
In 1933, United Detroit Theaters acquired the Michigan from Paramount-Publix/Balaban & Katz, who had in turn, purchased it from Kunsky. By the end of the 1930âs, both the live stage shows and the grand Wurlitzer organ were gone, and the theater featured only movies.
Detroit Pistons Basketball at The Palace of Auburn Hills. The Pistons play their home games at The Palace of Auburn Hills, located just outside Detroit in Auburn Hills, Michigan. When filled to capacity, The Palace holds more than 22 thousand screaming fans. The arena was recently renovated to provide fans with the best possible environment to enjoy an NBA basketball game. The Detroit Pistons home bench is on The Palace of Auburn Hills court side with in front of sections 114 & 115. The Palace of Auburn Hills parking information is covered in our Pistons event guide.