Neolithic shell trumpets from Spain show advanced acoustic properties and long-distance communication

New Archaeology Discoveries: December 2025
Source: New Archaeology Discoveries: December 2025 by Inside Archaeology

🎺 6,000-year-old shell trumpets from Catalonia Spain still work! Made from pink lady conch shells with intentionally removed apex, produced 400-470 hertz - loud enough for long-distance signaling. Eight of 12 specimens playable. Ancient super horns!

Key facts

  • Study examined 12 shell trumpets from five different Neolithic sites in Catalonia, Spain
  • Trumpets date to 6700-5150 years ago, spanning roughly 1500 years
  • All trumpets made from pink lady conch with intentionally removed apex
  • Eight of 12 specimens still capable of producing sound
  • One author is archaeologist, musicologist, and professional trumpet player who played original instruments
  • High sound intensity indicates primary use as signaling instruments for long-distance communication
  • Sound pressure levels surpass any other known prehistoric tool in acoustic power
  • Best preserved specimens produced up to three stable notes with pitch modulation possible
  • Holes in two shells do not function as tone holes
  • Fundamental frequencies between 400-470 hertz suggest shells were selected based on size
  • Evidence supports role in structuring prehistoric soundscape

Related stories

Sources

pabproject.org
Linked in video description
ancientcyprus.com
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