The present invention provides a process of aesthetic revaluation of pieces of natural stone or marble that includes the steps of providing a digital image of a piece of natural stone or marble to be processed; divide the digital image into finite elements; get the color defining parameters of each finite element; manually or automatically adjust the color definition parameters of one or more finite elements to increase the aesthetic value of the piece of natural stone or marble after processing; produce instructions for the application of a fitness mask and for the application of an impression mask based on the adjustment of the color defining parameters of one or more finite elements; apply the fitness mask to the piece of natural stone or marble in an apparatus configured to perform the fitness under the instructions above; and applying the print mask to the piece of natural stone or marble that is being processed at a print station operating under the above instructions. A computer configured or containing instructions and a production line to carry out such a process are also provided, in addition to a computer support with the software to configure a computer to carry out the process on said production line. (Machine-translation by Google Translate, not legally binding)
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