Unique summo gradu Stone.There sunt multa genera ofgranite lapis in hoc mundo, sed pauci stonecan applicari ad praecisionem apparatu. Nos havesearched pro multis mines ab omni super worldand probata et correspondentes stones.finally, invenimus aliquot lapides cum bono physystomproperties: Jinan Nigrum Granite in Sina, Origin: Jinan City, Shandong Province, Sina (nisi in Jinan urbe) ...