| 摘要 |
The invention relates to a marbled or petrified product which comprises a porous material which after vacuum treatment has been treated with Ca(OH)2 or CaO and then with carbon dioxide for conversion of Ca(OH)2 or CaO to CaCO3. The invention also relates to a method for production of such a product. The product according to the invention can be used as a building material, for example.
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