Onyx Marble: Calcite Travertine Egg (White, Black, and Tan)
Onyx Marble: Travertine Egg (White, Black, and Tan) Onyx Marble: Travertine Egg (White, Black, and Tan) Onyx Marble: Travertine Egg (White, Black, and Tan) 2025: Box #11 – Stone Eggs 9.1 ounces 258 grams 1290 carats Natural History Museum London, England June 2019 Paid £4.00 (Approximately $7.00) (Not for sale) 2025-11-Stone Eggs 2019-London-6 * card made
