Yes it would need to be
hydraulic.
And pray tell me what the difference is between a lime mortar that *sets*
and a cement mortar, or would it be too subtle for me? Degrees of setting?
Yeah, well apparently a small amount of pozzolan is "a bad thing", as is too
much.
Maybe if I buy some lime putty from a bloke with a beard and stand it in a
biodregadable bucket during full moon.......sorry, www.periodproperty.com
is a jolly useful site.