Shell Bead Drilling
Small drilling, abrasion, and polishing techniques for shell beads used in ornament, trade, identity, and ritual.
Core metadata
- ID: shell_bead_drilling
- Era: Ancient
- First known date: -8000 (millennium)
- Region: Global / multiple regions
- Review status: source_checked
- Maturity: N/A
Prerequisites
- Advanced Stone Tools (advanced_stone_tools)
- Basic Rope Making (basic_rope_making)
- Trade Routes (trade_routes)
Dependents
- None.
Fields
- None.
Node sources
- Direct evidence of Neanderthal fibre technology and its cognitive and behavioral implications (Scientific Reports, 2020, primary_paper) • Supports: edge, node
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 3
- Average edge confidence: 73%
- Prerequisite sources: 1
- expert_inference: 3
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Advanced Stone Tools (advanced_stone_tools) | historical_predecessor | 75% | expert_inference | Advanced Stone Tools is an earlier historical predecessor or foundation, not a one-to-one engineering dependency. | No sources recorded. |
| Basic Rope Making (basic_rope_making) | historical_predecessor | 75% | expert_inference | Basic Rope Making is an earlier historical predecessor or foundation, not a one-to-one engineering dependency. |
|
| Trade Routes (trade_routes) | enabling | 68% | expert_inference | Trade Routes provides a capability that enables this technology without being the only possible path. | No sources recorded. |
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