22. Several years ago, team of archaeologists excavating megalithic tomb of Montelirio tholos (Spain) found a 5000 year old dagger (8.5 in.long) formed from rock crystal.
It was found along with 10 arrowheads, 4 blades and core for making weapons, all of which were rock crystal. https://t.co/GltWMNeJ5R— Raghu (@IndiaTales7)
May 18, 2025
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