File:A-quartz.png

  Lager G.A., Jorgensen J.D., Rotella F.J. (1982). "Crystal structure and thermal expansion of a-quartz SiO2 at low temperature". Journal of Applied Physics

English French Les Curie avec leur assistant utilisant leur balance à Quartz

English Betekhtinite on quartz determination method: SHA-1

Commons Attribution-Share Alike 4.0 truetrue English French Oscillateur à quartz pour CMOS 4060 author name string: PA5CAL France Wikimedia username: PA5CAL

Attribution-Share Alike 3.0 truetrue This image is a derivative work of the following images: File:Quartz-tcq01a.jpg licensed with Cc-by-sa-3.0, Rob Lavinsky