Looking for a premium porcelain countertop from the USA? Silver Onyx Polished is a great choice! Silver Onyx Polished countertop is manufactured by the well-known Genrose Stone & Tile brand and it’s a notable element of the Oracle collection. In a classic silver color and available in , this countertop showcases its versatility. Browse our extensive online collection or visit our tile store in Waltham, Massachusetts and let us help you find the best countertop for the right price!