I"m don't speak English well, and rely on online translating to write in this site.Please forgive me if my choice of my words looks like offensive, while that isn't my intention.I only working with the international date format (dd.mm.yyyy).I lives in Israel, which is a 220-240V, 50hz country.
Yes lithium is almost always present as an impurity in quartz, but often even more is added in the halide dose.