Historical clue formulations

• Soft white mineral — 2023-02-26
• Smooth and white — 2015-09-19
• Gypsum variety used in carvings — 2010-07-22
• Gypsum variety — 2008-06-08
• Smooth and white — 2006-09-09
• Skin tone — 1999-10-08
• Smooth and white — 1999-07-17
• Variety of gypsum — 1994-11-19