Vega

One of the brightest stars in the night sky, and apparently, one of the youngest close in our neighborhood. It is extremely hydrogen heavy, with a a low mass of heavy elements contributing to its short lifespan. It is also heavy in Magnesium. It has a right ascension of  18h 36m 56.332s and a declination of +38°47'1.17".

                                                              Magnesium

 (n.d.). Retrieved September 30, 2015, from http://en.es-static.us/upl/2011/02/sirius_600.jpg 

Sources:

Vega. (2001, April 1). Retrieved September 29, 2015. 

Visible Spectra of the Elements. (n.d.). Retrieved September 29, 2015

1979A&A....79..174C Page 174. (n.d.). Retrieved September 29, 2015.