ASTM International Standard Specification for Marble Dimension Stone ASTM C503/C503M-23

This specification covers the material characteristics, physical requirements, and sampling method appropriate to the selection of marble dimension stone for general building and structural purposes. Dimension marble shall include stone that is sawed, cut, split, or otherwise finished or shaped into blocks, slabs or tiles, and shall specifically exclude molded, cast and artificially aggregated units composed of fragments, and also crushed and broken stone. Marbles covered here are classified as either calcite or dolomite. The physical property requirements to which marble stones shall adhere to are absorption by weight, density, compressive strength, modulus of rupture, abrasion resistance, and flexural strength.