Soft Mineral Used in Plaster
This page is the CodyCross answer for the clue below from Medieval Times, Group 238, Puzzle 1 (Code of Justinian).
Question
Soft Mineral Used in Plaster
Answer
GYPSUM
Word Meaning:
GYPSUM — A mineral consisting of hydrated calcium sulphate. When calcinated, it forms plaster of Paris.
Definitions from Wiktionary.