Quartz is a common mineral. Quartz may also refer to: Places Quartz, California, former settlement in Butte County Quartz Hill, California, an unincorporated community in Los Angeles County People Jakie Quartz, French singer Arts, entertainment, and media Music Quartz (duo), dance music production team Quartz (British band), Heavy Metal band Qwartz Electronic Music Awards Other arts, entertainment, and media Quartz (publication), a privately held global business news website Rose Quartz, animated television series character, see list of Steven Universe characters Computing Quartz (graphics layer), the graphics-rendering technology used in Mac OS X Quartz (scheduler), a Java Enterprise Job Scheduler Microsoft DirectShow, code name Quartz Microsoft Expression Web, code name Quartz Quartz 2D, an API on Mac OS X Quartz Compositor, the display server on Mac OS X Technology Quartz (electronics), an electronic component Engineered quartz, a synthetic material used for countertops and the like, called "quartz" in the trade Quartz clock, a clock or watch using an oscillator regulated by a quartz crystal