The word "penzhinite" is a mineral name that is commonly spelled using the International Union of Pure and Applied Chemistry (IUPAC) system for transliterating and transcribing Russian. In the IPA phonetic transcription, the spelling of "penzhinite" would be /pɛnʒinaɪt/. The pronunciation emphasizes the second syllable, where the letter "zh" represents the Russian letter "ж" and the "i" after it marks palatalization. The word refers to a mineral discovered in the Penzhina River area of Russia in 1963.