The shock - metamorphosed quartz , caused by the impact of an asteroid or meteor quartz ,
showed TL properties with maximal at 365 nm,470 nm and 610 - 680 nm band.
Electron and holecenters which originate from vacancies including those from the substitution of Al3 and/or Fe3, for Si4 by the electron paramagnetic resonance (EPR)have been found in them .
Mineralogical formation, crystallinity index and the content of the impurities seem to be the main parameters of influence in the shape intensity of the cathodo luminescence (CL) and TL glow curve emission of hydrothermal and metamorphic quartz