>My questions are in regard to cutting and shaping the
>rock. Specifically in "cleaving" a rock using drilled
>holes and utilizing pins pounded in to shear an even
>face. What distances should be used between the drill
>holes? How deep in relation to the size of the rock
>should these holes be?
Where I have seen this method used as the standard way
of splitting granite in the UK, the depth is about a
foot and the spacing about 4 inches.
Tim
Dr. Tim Palmer
Executive Officer, The Palaeontological Association
IGES, University of Wales Aberystwyth
Aberystwyth SY23 3DB, Wales, U.K.
E-Mail: palass[AT]palass.org
Personal E-Mail: tjp[AT]aber.ac.uk
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