1) Accumulate 2) Amass 3) Collect or gather 4) Conglomerate 5) Gather 6) Heap up 7) Heaped up 8) Increase 9) Pile up 10) To accumulate 11) To amass 12) To be accumulated Found on https://www.crosswordclues.com/clue/cumulate
(from the article `mineral deposit`) ...process by which one or more minerals become locally concentrated (segregated) during the cooling and crystallization of a magma. Rocks formed as ... ...differentiated rock richer in silica than gabbro. The lower gabbro layer has a stratified structure and evidently represents the floor or sides o... Found on http://www.britannica.com/eb/a-z/c/169
Cu'mu·late transitive verb [ imperfect & past participle Cumulated (-l?`t?d); present participle & verbal noun Cumulating (-l?`t?ng).] [ Latin cumulatus , past participle of cumulare to heap up, from cumulus a heap.... Found on http://www.encyclo.co.uk/webster/C/202