Tatiana Nikiforovna Chvileva was a Soviet and Russian mineralogist, petrographer and petrologist, candidate of geological and mineralogical sciences (1962), developer of new methods for diagnosing minerals, active participant and author of the discovery of a number of new minerals. For more than 30 years, she has been a leading employee of the Moscow Institute of Mineralogy, Geochemistry and Crystal Chemistry of Rare Elements, developer of new methods for diagnosing minerals, mineralogist at the mineragraphy office.