| Country of Origin | China |
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Check the listing for details. 1" Pure Silicon Density Cube – 99.9% Element Metal Periodic Table Engraved. Condition: New, Made in China. Listed at 49.99 USD. It is precision-machined and laser-engraved with periodic table data including atomic number (14), symbol (Si), atomic mass, and density. Engraving: Periodic table atomic data. Material: Solid silicon.