Unexplained
established
Queen's Chamber Shafts, Great Pyramid
The Copper Fittings in Sealed Shafts
Full Description
The small limestone "doors" blocking the Queen's Chamber shafts have copper pins or handles. These copper fittings were discovered by Gantenbrink's robot in 1993 and further examined in 2002 and 2011. Behind the first door, a second blocking stone was found. Behind that, red ochre markings were discovered on the chamber floor.
Copper is a conductor of electricity and heat, and resists corrosion from hydrochloric acid. If the shafts carried chemical solutions (consistent with the zinc chloride and HCl residue found), copper fittings would be the logical choice for flow control valves or electrical contacts.
No explanation exists for why "air shafts" would be sealed at both ends and fitted with copper hardware. The copper fittings suggest a functional, not symbolic, purpose.
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Related Knowledge (8)
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