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zolota, I did talk of anatase changing color and size. You didn't read all the links I put in to prove it after my Ph.D friend explained it to me. Better luck next time zolota. And please do read full text and url's all pages. Inger E "zolota" <[EMAIL PROTECTED]> skrev i meddelandet news:[EMAIL PROTECTED] > > "Inger E Johansson" <[EMAIL PROTECTED]> wrote in message > news:[EMAIL PROTECTED] > > > > "Horace LaBadie" <[EMAIL PROTECTED]> skrev i meddelandet > > news:[EMAIL PROTECTED] > > > In article <[EMAIL PROTECTED]>, > > > [EMAIL PROTECTED] (Daryl Krupa) wrote: > > > > > > SNIP > > > > > > > > > > She also said something I couldn't quite follow about whether or not > > > > anatase (titanium dioxide) could have been used 50 years before > > > > Columbus' discovery of America (she seemed to be a bit impatient with > > > > the interviewer's apparent ignorance of the topic of Medieval inks), > > > > but the gist of it was that use of anatase was not unknown at the > > > > time. > > > > > > SNIP > > > > > > > Daryl Krupa > > > > > > > > > This is from the AP version of the story: > > > > > > > > > "Also, she said anatase also could have ended up in the ink because of > > > the manufacturing process, and its crystal size and shape could have > > > changed over time." > > > > > > > > > What process as a function of time could produce a change in size and > > > shape that could be mistaken for modern anatase? Sounds fishy. > > > > Horace, > > If you had read my message last year after my Ph.D. friend working at a > > scientist at Chalmers Gothenburg had explained that type of anatase for > me, > > then you would have known. According to information I had to my mailbox > it's > > exactly the same as what I wrote then!!! > > You never talked about anatase changing in size and shape and you got the > dimensions of the picture wrong too. > > Svolicha! > > Z > >
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