>But I was not asking if you had counted varves in the Green River, I was
>asking if you had counted Buchheim's varves. That is different. I have
>counted varves on some cores as well. I know that it is difficult
>sometimes. But if it is unreliable, then I would suggest that that tells
>against Buchheim's count being reliable. Maybe there are the same number of
>varves between the two tuffs and Buchheim miscounted!. Saying that the
>technique is tentative is a two-edged sword. Maybe they are yearly varves
>and Buchheim didn't count correctly.
Maybe so. I will let you be the judge of that.