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Archae Solenhofen Wrote:
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> [www.youtube.com]
>
> Ya according to the fringe it's the 2nd HaRdeSt
> substance on earth..... indeed. Not in terms on
> mineral abrasion hardness, mineral fracture
> toughness, compressive fracture or tensile
> fracture strength...... so who knows what they
> were imagining when that claim popped out.
>
> And it can be cut with quartz abrasive and copper
> (or just about any other metal they had at the
> time) as the lapping medium because quartz and
> felpspar are all less than about 10% the abrasion
> hardness of diamond. Oh and it's the volcanic
> equivalent (i.e. rhyolite) it can be knapped
> too.......
>
> Granite Cutting and Drilling
>
> [www.youtube.com]
>
> Send that check to the Egyptian workers at Aswan
> for their help.
>
> Archae Solenhofen
Hilarious. So he was wrong about keeping the drill dry, and he tried it with a modern copper pipe. Now show us the video where he reproduces it with ancient copper sheets that are 1mm-2mm thick, and with a cylinder made by folding/hammering the seam with no solder.
-------------------------------------------------------
> [www.youtube.com]
>
> Ya according to the fringe it's the 2nd HaRdeSt
> substance on earth..... indeed. Not in terms on
> mineral abrasion hardness, mineral fracture
> toughness, compressive fracture or tensile
> fracture strength...... so who knows what they
> were imagining when that claim popped out.
>
> And it can be cut with quartz abrasive and copper
> (or just about any other metal they had at the
> time) as the lapping medium because quartz and
> felpspar are all less than about 10% the abrasion
> hardness of diamond. Oh and it's the volcanic
> equivalent (i.e. rhyolite) it can be knapped
> too.......
>
> Granite Cutting and Drilling
>
> [www.youtube.com]
>
> Send that check to the Egyptian workers at Aswan
> for their help.
>
> Archae Solenhofen
Hilarious. So he was wrong about keeping the drill dry, and he tried it with a modern copper pipe. Now show us the video where he reproduces it with ancient copper sheets that are 1mm-2mm thick, and with a cylinder made by folding/hammering the seam with no solder.
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How can any of us ever know, when all we can do is think?
How can any of us ever know, when all we can do is think?
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