From:
"John VanCamp" <jvcstnwrks@zzzzzzzzzzzzz>
Date:
Wed, 19 Jan 2005 14:00:21 -0600
Subject:
fire damaged rock
----- Original Message -----
From: "George Graham" <georgergraham@----------- >
Sent: Wednesday, January 19, 2005 1:33 PM
Subject: [stone] Re: fire damaged rock
Quoted text begins."traditional stonecleaning acid. . . in crystals?" is that
something
other than muriatic acid, George?
End of quote.
The material is most likely sulfamic acid crystals. Ok on non
calcitic stones. but will etch limestone marble etc.
JVC
- References
- message 00177: fire damaged rock - George Graham (19 Jan 2005)
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