binding stone

binding stone

A stone which bonds masonry together, as a perpend; a binder, 6.
References in periodicals archive ?
All above-mentioned microbe metabolites weaken the binding stone component and attack stone clay minerals forming salts (nitrates, sulphates, citrates, salicylates, oxalacetates, formates etc), which block up or open the pores in stone and contribute to the transformation of minerals contained in stone (Fig 4).