Upper Paleolithic Grinding Stones
Hand-operated grinding stones used to process wild plants into starch-rich flour-like foods.
Core metadata
- ID: grinding_stones_querns
- Era: Ancient
- First known date: -28000 (millennium)
- Region: Bilancino II, Kostenki 16-Uglyanka, and Pavlov VI, Europe
- Review status: source_checked
- Maturity: N/A
Prerequisites
Dependents
Fields
- None.
Node sources
- Thirty thousand-year-old evidence of plant food processing (Proceedings of the National Academy of Sciences, 2010, primary_paper) • Supports: node, edge, maturity
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 1
- Average edge confidence: 86%
- Prerequisite sources: 1
- primary_source: 1
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Stone Tool Making (stone_tool_making) | required | 86% | primary_source | The scoped technology is a manufactured stone grinding-tool class; stone-tool making is the direct material-method prerequisite. |
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