We are proud to present one of the most comprehensive Websites devoted to Porphyry. This information resource will help Architects, Contractors, Designers, and other Stone Professionals better understand Porphyry. Always desired for its hardness, porphyry is impermeable, chemical resistant and unaffected by freeze-thaw cycles.

• See also:
• Masterformat 2004
• 00 42 00 - Proposal Forms
• 00 42 16 - Proposal Form - Stipulated Sum (Multiple-Prime Contract)
• 00 42 23 - Proposal Form - Construction Management (Single-Prime Contract)
• 04 00 00 - MASONRY
• 04 25 00 - Unit Masonry Panels
• 04 40 00 - STONE ASSEMBLIES
• 04 42 00 - Exterior Stone Cladding
• 04 42 13 - Masonry-Supported Stone Cladding
• 04 42 19 - Strongback-Frame-Supported Stone Cladding
• 04 43 00 - Stone Masonry
• 32 01 13 - Flexible Paving Surface Treatment
• 32 01 19 - Rigid Paving Surface Treatment
• 32 10 00 - BASES, BALLASTS, AND PAVING
• 32 12 00 - Flexible Paving
• 32 12 33 - Flexible Paving Surface Treatments
• 32 12 43 - Porous Flexible Paving
• 32 13 00 - Rigid Paving
• 32 14 00 - Unit Paving
• 32 14 40 - Stone Paving
• 32 14 43 - Porous Unit Paving
• 32 16 00 - Curbs and Gutters
• 32 16 40 - Stone Curbs
• 32 17 00 - Paving Specialties
• 32 30 00 - SITE IMPROVEMENTS