REPORT COPYRIGHT VIOLATION IN REPLY
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Message Subject
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Schist Disk: A Mysterious Piece Of Sophisticated Technology From Egypt
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Poster Handle
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Anonymous Coward |
Post Content
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"It is made of schist, a very fragile and delicate rock, which requires very laborious carving."
There's no way to create such an object by carving! They must have knwn a way to plastifify the rock, like clay, in order to make that shape.
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