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CosmoQuest
cosmoquest.org
did:plc:yakaoxs7pa4x44tu3e5ldzaq
It is once again time to pit mineral vs mineral in #MinCup.
Today's competition of Titanite vs Thortveitite has us mispronouncing all the geology / mineralogy terms and learning soooo many new words.
Things that unite these rocks: Both are used in pigments, both vary in color, & both are rare.
🧵
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2025-09-11T21:32:56.812Z