Merrill, George P. · John Wiley & Sons, Chapman & Hall, Ltd., · leaf 240
In some por-tions of the formation a red slate occurs, similar to that foundacross the line in New York State. This variety is not, how-ever, now quarried. Though a deep reddish-brown variety isproduced at Fairhaven, and some of those from Castleton andPawlet are of a more reddish than purplish…
Decoration and ornament, Architectural · Quarries and quarrying · Building stones
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