Historical clue formulations

• They're sometimes seen in cameos — 2025-03-15
• They might appear in cameos — 2020-08-13
• Some cameo stones — 2019-04-07
• Banded gems — 2018-09-24
• Banded gemstones — 2017-07-23
• Biblical breastplate stones — 2011-06-05
• Features of some cameos — 2005-03-06
• They may make cameo appearances — 1995-09-30