1, Place of origin: Spanish or China.
2, Physical Property:
Density: 2.69g/cm3.
Water absorption: 0.17%.
Compression strength: 629Mpa.
Rupture strength: 136Mpa.
Apparent porosity: 0.47%.
Abrasion test: 2.9mm.
Impact test: 30cm.
3, The main feature: bottom is black with white vein or stripe, polished degree is above 95.
4, Good quality standard: the bottom color should be as black as possible, the white vein or stripe shouldn’t be too much.
5, Special Note: Black Marquina marble is generally easy to have the crack line, if there is a crack, the line must be through the slab.
7, The following pictures tell you Black Marquina Marble Application.
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