tiompan wrote: Emma A wrote: OK so how do you do it? I imagine using a spherical stone (quartz?) cupped in the hand and grinding it against the "canvas", twisting the wrist. To make a straight line, you'd use a sawing action which seems much easier and less strenuous to me!
yep , easier with a pointed stone , quartz works bt as long as the engraving stone is harder the surface geology , it takes about 10 minutes for an average cup .
What even in granite George?
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