Wassonite is an extremely rare sulfide mineral with chemical formula TiS. Its discovery was announced in a 2011 NASA press release as a single small grain within an enstatite chondrite meteorite called `Yamato 691`, which was found during a 1969 Japanese expedition to Antarctica. This grain represents the first observation in nature of the synth.....
Found on http://en.wikipedia.org/wiki/Wassonite
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