Description:

  • Origin: Sinai Peninsula, Egypt

  • Stone Type: Dense limestone / commercial marble

  • Color Palette: Cool grey, ash, and slate-like undertones with fine natural veining or subtle fossilized inclusions

  • Recommended Applications: Flooring, wall cladding, facades, vanity tops, and interior/exterior architectural elements

  • Common Finishes: Polished, Honed, Brushed, Bush-hammered, and Tumbled

Technical Data

Technical specifications and physical property test results for Egyptian Sinai Pearl Gray (often commercialized as Sinai Gray or a gray variant of Tresta):

Physical PropertyStandard Test MethodTypical Specification Range / Value
Density (Bulk Specific Gravity)ASTM C 97$2,600 – 2,650 \text{ kg/m}^3$
Water Absorption (by weight)ASTM C 97$0.18\% – 0.45\%$
Compressive StrengthASTM C 170$105 – 135 \text{ MPa}$ (~15,200 – 19,500 psi)
Flexural StrengthASTM C 880$10 – 15 \text{ MPa}$ (~1,450 – 2,175 psi)
Abrasion ResistanceASTM C 241 / C 1353$32 – 36 \text{ Ha}$
HardnessMohs Scale3 – 4