There are seven major crystallization systems in mineralogy, each defined by unique symmetry properties and angles. The seven ...

For additional information about GT Advanced Technologies, please visit www.gtat.com. GT Crystal Systems manufacturers Sapphire and Ti:Sapphire for optics, IR applications, windows, domes, laser rods, ...

Crystal Pacific Window & Door Systems was founded in 2012 by Thomas Chen who immigrated to the U.S. from Taiwan in 1982. It manufactures and distributes quality, energy efficient residential and ...