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A meteorite, Yamato 691, contains tiny flecks of this compound, making it a new mineral called wassonite.
References
Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, Florida: CRC Press, pp. 4–91, ISBN978-0-8493-0594-8
Nakamura-Messenger, K; Clemett, S. J; Rubin, A. E; Choi, B.-G; Zhang, S; Rahman, Z; Oikawa, K; Keller, L. P (2012). "Wassonite: A new titanium monosulfide mineral in the Yamato 691 enstatite chondrite". American Mineralogist. 97 (5–6): 807–815. Bibcode:2012AmMin..97..807N. doi:10.2138/am.2012.3946. S2CID101110095.