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Subject:
Re: Endotoxemic Woodpeckers meet delaminating sandstone
From:
Mary Krugman <[log in to unmask]>
Reply To:
BP - "Preservationists shouldn't be neat freaks." -- Mary D
Date:
Sun, 11 Jun 2000 20:44:25 EDT
Content-Type:
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In a message dated 6/11/2000 6:46:15 PM Eastern Daylight Time,
[log in to unmask] writes:

> The progressive surficial delamination of argillaceous sedimentary dimension
>  stone is attributable to the cumulative combined physicochemical effect of
>  cyclic hydration, differential thermal expansion and ion exchange in the
>  clay minerals.

I think I at least understand the words "clay" and "woodpecker" .... but then
maybe not.

M

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