PGM RAGUSA dd is a provider of products and services such as marble,travertine,garnet,chamotte,jasper,marl,limestone,shell limestone,calcareous stones, crushed or ground,chalk,dolomitic limestone,stones for saunas,millstones,lime, fat,andalusite,feldspar,silica, natural,silica, natural, granulated,silica, natural, powdered,flint or chert,diatomite, kieselguhr/tripolite,cristobalite,corundum,augite,agate and onyx,hornblende,olivine,rock crystal,sillimanite/fibrolite,vermiculite,emery,mica, raw,quartz,mica, processed,rubble.