>>55660186Terapagos is clearly made out of anhydrite
https://www.bbc.com/travel/article/20220721-the-worlds-largest-crystal-cave>"Their estimate is that the crystals started growing less than 2 million years ago.">Terapagos inhabited the Paldea region in a bygone era and was thought to have gone extinct due to seismic shifts about 2 million years ago