| Object Number | A521 |
| Current Location | Collections Storage |
| Culture | Ainu |
| Provenience | Japan | Hokkaido |
| Section | Asian |
| Materials | Obsidian |
| Description | Piece of obsidian. |
| Length | 6 cm |
| Width | 5 cm |
| Credit Line | Gift of Dr. Hiram M. Hiller, 1901 |
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