5,500-Year-Old Copper Smelting Camp Discovered in the Pyrenees

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Archaeologists uncover a 5,500-year-old copper processing site in the Pyrenees, revealing repeated prehistoric use of high-altitude regions for mining, ritual, and habitation.

5,500-Year-Old Copper Smelting Camp Discovered in the Pyrenees
Image credit: Phys.org - Archaeology & Fossils

Archaeological Deep Analysis

Archaeological investigations at Grotte 338, located at an elevation of 2,235 meters above sea level in the Pyrenees Mountains along the Spanish-French border, have revealed evidence of a copper smelting camp dating back approximately 5,500 years. Researchers identified fragments of malachite (copper ore), intensely charred areas, and traces of processed materials. These findings indicate that the region was not merely used temporarily but was repeatedly visited by prehistoric communities for resource exploitation purposes [1].

Human remains, including a child’s tooth and a finger bone, were also discovered in the cave, along with two personal items. One is a long necklace made from a marine bivalve (Glycymeris), and the other is a decorative artifact crafted from a pierced brown bear (Ursus arctos) tooth [2]. These objects suggest the cave may have served ritual or funerary functions in addition to mining activities, although this interpretation remains tentative [3].

The discoveries challenge the long-held assumption that high-altitude regions in prehistoric times were used only as transient passage routes. Researchers note that this cave was revisited repeatedly over a period of approximately 2,000 years [3]. While not a permanent settlement, the site demonstrates organized and sustained access to the high-altitude environment.

Excavations will resume this summer, and the potential for further discoveries in deeper stratigraphic layers remains high [1]. The current data provide a significant dataset for understanding prehistoric communities’ adaptive capabilities in high-altitude environments and their strategies for resource evaluation.

Critical Findings

  • Grotte 338 is situated in the Pyrenees Mountains along the Spanish-French border at an elevation of 2,235 meters.
  • Malachite processing traces date to approximately 5,500 years ago and indicate the region was used repeatedly over a 2,000-year period.
  • A child’s tooth, a finger bone, a necklace made from a marine bivalve, and a decorative artifact from a brown bear tooth were recovered.

Historical Context and Connections to the Past

For decades, archaeologists assumed that high-altitude zones were used only briefly for hunting or transit during prehistoric times [4]. However, recent discoveries—including a 47,000-year-old settlement at 11,000 feet in Ethiopia’s Bale Mountains and Folsom-period hunting camps in the Rocky Mountains of the United States—have prompted a reevaluation of this view [5][6]. The findings from Grotte 338 in the Pyrenees further support this emerging perspective.

Similar Discoveries:

  • 47,000-Year-Old High-Altitude Settlement in Ethiopia: Stone tools, animal bones, and glass beads were found at 11,000 feet in the Bale Mountains, indicating early human adaptation to extreme altitudes.
  • Folsom-Period Hunting Camp in the Rocky Mountains: Human traces from the Folsom period were discovered at 3,097 meters in the United States, demonstrating that this mountainous region was strategically used, not just temporarily.

Archaeologist’s Note

This discovery underscores the need to reassess the role of high-altitude regions in prehistoric economies. The presence of both production-related materials and personal items, alongside human remains, suggests the site’s function extended beyond mining. However, further data are required to determine whether the cave served as a burial site or merely contained lost artifacts. Crucially, the repeated visits to such remote locations reflect the prehistoric communities’ accumulated geographical knowledge and planning capabilities [3].

References and Further Reading

  • [1] ‘They weren’t burned by accident’: burned stone, child’s bones, and lost jewelry could reveal prehistoric mining camp high in the Pyrenees. frontiersin.org. Go to Original Source
  • [2] 'They weren't burned by accident': Mysterious green rocks discovered high in Pyrenees reveal ancient copper-smelting camp | Live Science. livescience.com. Go to Original Source
  • [3] Early Humans Returned to This Pyrenees Cave for 2,000 Years and Left Bones, Hearths, and Rare Jewelry | Discover Magazine. discovermagazine.com. Go to Original Source
  • [4] [PDF] Ephemeral Archaeology on the Mountain of the Sorrel Deer. blm.gov. Go to Original Source
  • [5] Archaeologists Uncover Evidence of an Ancient High-Altitude Human Dwelling. smithsonianmag.com. Go to Original Source
  • [6] Walking closer to the sky: High-altitude landscapes and the peopling of the New World. sciencedirect.com. Go to Original Source