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Originally Posted by Indianajones
Difficult to give directions/advise on this matter; can only say tridacna is like marblestone and bone would be alike very hard ebonywood (to give material comparisson).
Howabout this; tap the handle on glas n when it says 'TOK TOK' it is tridacna n when it does 'POK POK' its bone . . . . . 
(not much of advise is it . .?!?!?) |
Hi Wouter,
I think the cold feel in hand is a certain indication, isn't it?