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Re: Activity of Zirconia Sands
The paper mentioned by tsurikov is a fine paper, in addition to ours.
----- Original Message -----
From: "Tsurikov, Nick" <nick.tsurikov@ILUKA.COM>
To: "Mitch Davis" <mdavis@normdecon.com>
Cc: <radsafe@list.vanderbilt.edu>
Sent: Sunday, June 24, 2001 4:46 PM
Subject: RE: Activity of Zirconia Sands
> Dear Mitch,
>
> I would suggest the paper by BM Hartley "The Measurement of Radiation
Levels
> in Australian Zircon Milling Plants", Health Physics, Vol.80, No.1,
January
> 2001. It has - on the second page - typical Th and U content for zircon
> sand from various sources.
>
> Kind regards
> Nick Tsurikov
> Eneabba, Western Australia
> http://eneabba.net/ <http://eneabba.net/>
>
>
> -----Original Message-----
> From: Joan Stovall [mailto:joans@PCEZ.COM]
> Sent: Saturday, 23 June 2001 9:57
> To: Mitch Davis
> Cc: radsafe@list.vanderbilt.edu
> Subject: Re: Activity of Zirconia Sands
>
> There was a research paper on the activity of zircon sand
> published during
> the late 70's or early 80's in Health Physics. One of the
> authors was Gary
> F. Boothe. The paper was a result of work by the Oregon
> State Health
> Division.
>
> One word of caution about values for the activity level.
> There are wide
> variations in activity level between zircon sand from
> different locations.
> There is some zircon sand, from some locations in Eastern
> Africa, which is
> of much higher activity than the zircon sand commonly used
> as a source for
> zirconium.
>
> Joan
> ----- Original Message -----
> From: "Mitch Davis" <mdavis@normdecon.com>
> To: "Radsafe Post (E-mail)" <radsafe@list.vanderbilt.edu>
> Sent: Friday, June 22, 2001 11:33 AM
> Subject: Activity of Zirconia Sands
>
>
> > Good Afternoon:
> >
> > Can anyone point me to a document which might describe the
> typical
> activity
> > and nuclide mix found in Zirconia sands. Thank you in
> advance.
> >
> > Mitchell W. Davis, RRPT
> > RSO, NORM Decon Services LLC
> > Midland, TX
> > 915-563-1123
> > mdavis@normdecon.com
> >
> >
> >
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