Ruth -

Here's some info...

http://en.wikipedia.org/wiki/Plaster

- Pam
----- Original Message -----
From: "Ruth Barton" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, December 09, 2004 23:44
Subject: Re: [BP] [stone] Gypsum Plaster mortar & grout


> Uh Oh, question time again.  Where does plaster come from?  Is it just
> fancy cement or what?  Thanks,  Ruth
>
>
>
>
> At 6:17 PM -0500 12/8/04, Gabriel Orgrease wrote:
> >What is permanent?
> >I've found that stonework (usually 1.5 +/-" marble slabs) in lobbies in
> >NYC dating from the 1930's forward are often set with plaster. This with
> >ferric fasteners such as quite thin mild steel wire as a tie-back.
> >I'm not sure how long plaster has been in use but in reassembling a
> >Victorian Carrara marble fireplace breast in the oldest house in
> >Hartford, CT the original, and the replacement, were set with plaster.
> >You have to make sure to get a plaster that sets quickly enough but not
> >too quick. If it takes to long to set you have to sit and wait before
> >setting another stone.
> --
> Ruth Barton
> [log in to unmask]
> Dummerston, VT
>
> --
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--
To terminate puerile preservation prattling among pals and the
uncoffee-ed, or to change your settings, go to:
<http://maelstrom.stjohns.edu/archives/bullamanka-pinheads.html>