%0 Journal Article %T From Professor D. P. Grigoriev’s archive: E. V. Zinserling’s letters %A Voytehovskiy, Y.L. %K D. P. Grigoriev, E. V. Zinzerling, crystallography and mineralogy of quartz, history of mineralogy %J Vestnik of geosciences %D 2023 %N 0 %P 5 %I FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"