Last seen in:
- Eugene Sheffer - King Feature Syndicate - Sep 20 2024
- L.A. Times Daily - Aug 20 2023
- The Washington Post - May 29 2019
- L.A. Times Daily - May 29 2019
- Eugene Sheffer - King Feature Syndicate - May 9 2017
- L.A. Times Daily - Apr 21 2016
- L.A. Times Daily - Sep 6 2015
- L.A. Times Daily - Oct 28 2014
- Eugene Sheffer - King Feature Syndicate - Oct 17 2014
- USA Today - Jun 15 2014
Related Clues:
- Introduction of secure, healthy, source of gas
- Flexible mineral sheet
- Mineral with easily separated sheets
- Material found in countertops
- Oil source has damaged the French
- Some mudrock
- Frackable rock
- Rock formed from clay
- Earth's crust, mostly
- Mineral that splits into sheets
- Mineral used in roofing
- Mineral used in capacitors
- Rock and roll primarily lacking in training of singers
- Mineral easily split into layers
- Flaky mineral found in ceramic art