[522] Creta (Miner.), s. Kreide. C. umbria, so v.w. Umbererde.
Brockhaus-1809: Creta
Brockhaus-1911: Creta
Herder-1854: Creta alba
Lemery-1721: Creta
Meyers-1905: Creta
Pierer-1857: Creta [1]